Given :A man takes 10 hours to go to a place and come back by walking both the ways. Direct link to jpilarski's post Rounding 3.344 to two sig, Posted 4 years ago. Given :He could have gained 2 hours by riding both the ways. Suppose a freight train travels a distance of 120 miles in 3 hours. At what average speed will the object have to travel to accomplish this task? If you need the total time, you must have the distance and speed. What is the average speed of the train? So to find the average speed never use the formula of the averages but try to find the total distance covered and the total time taken. Distance = Rate Time Your Mobile number and Email id will not be published. If the average speed for the whole journey is 72 miles per hour, find his speed when he travels from the place A to B. Direct link to Jardani Jovonovich's post vavg, start subscript, s, Posted 3 years ago. THAT STRING IS YOUR DISPLACEMENT AND THE PATH YOU TRAVELED IS YOUR DISTANCE: I've worked in the aerospace industry for 40 years. = 420m/60 sec The plane covered a distance of 5,000 miles during the flight. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. We welcome your feedback, comments and questions about this site or page. Average Speed Problems. Finding the average speed isfareasier and usually far more useful than calculating instantaneous speed. What is average speed anyway? So, the average speed from A to D is 45 miles per hour. Speed vs. Velocity Concepts & Formulas | What are Speed & Velocity? If you just average the two speeds (10 mph and 20 mph), you would get 15 mph. 6th grade . The average speed of an object is the total distance traveled by the object divided by the elapsed time to cover that distance. Answer: The average speed is 54 miles per hour. Example: If a particle is moving in a circle, after one revolution, the distance will be the perimeter of the circle while the displacement would be zero. = 53.07 km/hr. If the distances from A to B, B to C and C to D are equal and it takes 3 hours to travel from A to B, find the average speed from A to D. Given :Distance from A to B, B to C and C to D are equal. How much time does the truck have to cover the remaining 4000 meters so its average speed is 20 m/s? Quiz. Since the distance traveled is the same the Average Speed= (x+y)/2 where x, y are two different speeds What is its average speed while you spend your day in class? Distance Traveled by Car is 140 km in 3 hours Suppose a truck travels in segments that are described in the following table: Based on the information given, its average speed over the four segments can be calculated as. an hour ago by. The average age of the students in a classroom is the . Solution : Step 1 : Formula for average speed is = Total distance/Total time taken And also, formula for the distance is Kindly mail your feedback
[email protected], How to Graph Linear Equations in Slope Intercept Form. Direct link to Mahimaa Ramakrishnan's post since average velocity de, Posted 2 years ago. 3. She flashcard sets. 3 mins Problem on Average Velocity. If he goes by walking and comes back by riding, time taken by him : Speed (from B to C) = 90 miles/hour (50% increased), Speed (from B to C) = 60 miles/hour (50% more), Speed (from C to D) = 90 miles/hour (50% more), Kindly mail your feedback
[email protected], How to Graph Linear Equations in Slope Intercept Form, AVERAGE SPEED WORD PROBLEMS WORKSHEET WITH ANSWERS. Science. A car traveling at an average speed of 25 miles per hour covers an average distance of 25 miles every hour. David drove for 3 hours at a rate of 50 miles per hour, for 2 hours at 60 miles per hour and for 5 hours at a rate of 70 miles per hour. = (22.55)/ (2.5+5) = 3.33 mph [application of the 2ab/a+b formula] The devil is in the details! What was his average speed for the whole journey? 2. Plug those two given numbers into the triangle in their two corners to get: If you know two of the three variables, distance, time, and speed, then you can use algebra to find what you're missing. Our expert professors are here to support you every step of the way. Velocity is defined as the rate at which the object is moving or changing position. It helped me pass my exam and the test questions are very similar to the practice quizzes on Study.com. Average speed is distance divided by time interval for the distance traveled. Direct link to ArlenWallace's post I got stuck for a bit on , Posted 2 years ago. = 70 km/1/2 hr Let's look at some other examples of average speed: 1. Copyright 2005, 2022 - OnlineMathLearning.com. = 345/(13/2) What is the average speed? = 4.16 km/hr Time elapsed = 4 seconds + 1 second = 5 seconds. Direct link to Gandolf22's post I'm confused, because in , Posted 3 years ago. What was Elaine's average speed for the whole journey? What is the average speed of the runner for the first 10 seconds? Average speed is often derived from units of distance or time that must convert to other units for the final answer. An error occurred trying to load this video. Formula to find out Speed is given by Speed = Distance/Time. So, the average speed for the whole journey is about 44.44 miles/hour. = 25km/6hr in one hour. Average speed is = total distance/total time = 18/9 = 2 miles/hour 7. The runner's average speed for the first 10 seconds is calculated as: After 30 seconds, he completes the race and ran a total distance of 200 meters. Master the mathematical formula through several practice problems provided using real-world transportation examples. He comes back from place B to place A with 25% increased speed. problem solver below to practice various math topics. What is its average velocity over the entire distance traveled? Anyways, i really, really recommend this app, but the app is definitely useful and trustworthy. Graphing the Motion of Objects: Physics Lab. So if a particle covers a certain displacement vector AB in a time t1 to t2, then the average velocity of the particle is: Understand the concept of average velocity through the examples given below. Average (Arithmetic Mean) You were appalled. You drove 45 miles in 1.25 hours. Answer : Step 1 : Speed (from A to B) = 60 miles/hour Speed (from B to C) = 90 miles/hour (50% increased) Step 2 : Formula to find distance is = rate time Distance from A to B is = 60 3 = 180 miles Distance from B to C : = 90 2 = 180 miles Average speed, as opposed to average velocity, relates to the total distance, as opposed to the net displacement. Scroll down the page for more examples and solutions on how to solve Rate-Time-Distance Problems or Motion Problems. Solution: The distance covered in the whole journey is 18 miles. *1, How to calculate average velocity and speed in one-dimension in word problems, v, with, \bar, on top, equals, start fraction, delta, x, divided by, delta, t, end fraction, v, start subscript, start text, a, v, g, end text, end subscript, equals, start fraction, d, divided by, delta, t, end fraction, v, start subscript, start text, a, v, g, end text, end subscript. Distance traveled by Train is 200 km in 3 hours The porpoise could have started slowly, sped up, paused to play, and continued. - Definition & Examples, Understanding and Evaluating Math Formulas, Calculating Average Speed: Formula & Practice Problems, ASSET Numerical Skills Test: Factoring Prime & Composite Numbers, ASSET Numerical Skills Test: Positive & Negative Numbers, ASSET Numerical Skills Test: Absolute Value, ASSET Numerical Skills Test: Inequalities in Math, ASSET Numerical Skills Test: Scientific Notation, ASSET Numerical Skills Test: Square Roots, AP EAMCET E & AM (Engineering, Agriculture & Medical) Study Guide, National Entrance Screening Test (NEST): Exam Prep, MEGA Elementary Education Mathematics Subtest: Practice & Study Guide, MTLE Middle Level Mathematics: Practice & Study Guide, Explorations in Core Math - Algebra 2: Online Textbook Help, PSSA - Mathematics Grade 6: Test Prep & Practice, SAT Subject Test Mathematics Level 1: Tutoring Solution, Learning Calculus: Basics & Homework Help, NMTA Essential Academic Skills Subtest Math (003): Practice & Study Guide, Instantaneous Speed: Definition, Formula & Example, Measuring the Speed of an Object: Physics Lab, Strategies for Analytical Reasoning Questions on the LSAT, Strategies for Logical Reasoning Questions on the LSAT, Using the IRAC Method on the LSAT Writing Sample, Working Scholars Bringing Tuition-Free College to the Community, The total distance traveled by an object divided by the elapsed time to cover that distance, A scalar quantity defined only by magnitude, State the difference between average speed and average velocity, Write the equation for calculating average speed. The foreman at the construction site will check the average speed of the truck when it gets there. She takes 2 hours to travel from place B to C with 50% increased speed. He could have gained 2 hours by riding both the ways. }{36seconds}s=36seconds0.6mi., which gives you0.01666 (a repeating decimal, so we will approximate with0.01666) as miles persecond, which you can multiply times3,600to get an average speed of60mph. = 150 km/3 hr Then, the formula to find average speed is, x ----> Rate at which he travels from New York to Washington, y ----> Rate at which he travels from New York to Washington. I'm confused, because in this article, it says average speed is written as Vavg (V with a lowercase "avg"), but in Sal's video, he writes average velocity as the same thing. 4 years ago Actually both the formula's still produce the same answer, since the initial velocity is 0. It only has a size, meaning a magnitude or scale. The speed from C to D is 50% more than B to C. If the speed from A to B is 40 miles per hour, find the average speed from A to D. Both the ways, the covers the same distance. The construction on the highway and the series of red lights on the local roads really slowed you down. Average speed uses the formula: Example: John drove for 3 hours at a rate of 50 miles per hour and for 2 hours at 60 miles per hour. If the distances from A to B, B to C and C to D are equal and the speed from A to B is 70 miles per hour, find the average speed from A to D. Given :Distance from A to B, B to C and C to D are equal. You and your friend decided to take your brand new red sports car out for a spin. Average speed does not have to equal the magnitude of the average velocity. It's important to note that this formula is identical to that of constant speed. The orca swims faster. Kindly mail your feedback
[email protected], How to Graph Linear Equations in Slope Intercept Form. Weighted Average and I have my best typing speed of 156 WPM. We know the Speed of the Object is nothing but the distance traveled by the object in unit time. A vehicle makes a trip to the store in 30 minutes. A car travels along a straight road to the east for 120 meters in 5 seconds, then go the west for 60 meters in 1 second. What is its average speed? For example, we might say that a car has an average speed of 25 miles per hour. = 39 m/sec (Approx) The following diagram shows the formula for average speed. Save. What is their average speed? As a member, you'll also get unlimited access to over 84,000 It's a scalar quantity which means it is defined only by magnitude. What is Keris average speed during Therefore, Speed of the Train is 50 km/hr. That three-toed sloth may have stopped for a moment to catch its breath before hurrying onward. Average Speed. On the other hand, displacement is a vector quantity, and it is the shortest possible distance between the start and end point. No tracking or performance measurement cookies were served with this page. Average velocity and speed in one direction: word problems. A car covers a distance of 420 m in 1 minute whereas a train covers 70 km in 30 minutes. What was his average speed for the whole journey? To check your understanding and work toward mastering these concepts, check out our exercises on: Posted 5 years ago. Then tie a string from thumbtack 1 to thumbtack 2. 5 mins Instantaneous speed, velocity, and acceleration. Velocity for this question: "A truck traveled 400 meters north in 80 seconds, and then it traveled 300 meters east in 70 seconds. The truck covered the firs 10000 meters of the trip in 600 seconds. On his return trip along the same route, there is less traffic . Can I suppose leftward a positive direction?/. = 110/2 Her average speed is 65 mph. Average speed is given by the formula: If he goes by walking and comes back by riding, time taken by him : So, the required average speed is 2 miles per hour. Elle drives 169 miles from Sheffield to London. Substitute the Speeds in the given formula Solving Speed, Time, Distance Problems Using Algebra Common conversions are to multiply units per second by60or3,600to get units per minute and units per hour. ASSET Numerical Skills Test: Practice & Study Guide, ASSET Numerical Skills Test: Understanding Math Formulas, Psychological Research & Experimental Design, All Teacher Certification Test Prep Courses, ASSET Numerical Skills Test: Solving Word Problems in Math, ASSET Numerical Skills Test: Basic Math Operations, ASSET Numerical Skills Test: Using Decimals, ASSET Numerical Skills Test: Understanding Fractions, ASSET Numerical Skills Test: Operations with Fractions, ASSET Numerical Skills Test: Using Percents, ASSET Numerical Skills Test: Calculating Taxes, Discounts & Interest, ASSET Numerical Skills Test: Ratios & Proportions, What are Real Numbers? Average speed = Distance / time elapsed = 150 meters / 5 seconds = 30 meters/second. Here, both the ways, he covers the same distance. Given : A man takes 10 hours to go to a place and come back by walking both the ways. A bluefin tuna can swim along and cover286 miles in a typical school day of6.5 hours. x = 150/4 Final answer. Speed of the Car = Distance Traveled/Time Taken Here, both the ways, he covers the same distance. A truck delivering supplies to a construction site is late with the delivery. Direct link to IsotonicFlaccidCell21's post yes, any direction can be, Posted 2 years ago. The distance-time graph shows the distance traveled by the runner over elapsed time. FIND THE AVERAGE SPEED OF AN OBJECT WHOSE SPEED-TIME. Average speed can be viewed as the rate of change in distance with respect to time. Looking for a little extra help with your studies? Find the average speed for the whole journey if he goes by walking and comes back by riding. Determine average speed and average velocity. Problems Related to Both Average Speed and Average Velocity. pcarter_88354. Average speed combines two ideas in two words: average, meaning a mean derived from a lot of individual data points, and speed, which is a change in position. Formula to find out Speed is given by Speed = Distance/Time. One of them is to calculate the average speed of the vehicle. Say you want to find the average speed of aPacific Bottlenose porpoise. (in your example, rounding to 3.34 would be rounding to two decimal places). Average Speed Problems Motion Word Problems: Rate, Time, Distance The following diagram shows how to solve Rate-Time-Distance Problems. Even before we start the math, let's stop and think about the given information. It does not have a direction. He has taught high school chemistry and physics for 14 years. Instead, think of average speed as a weighted average. 5 mins Instantaneous speed, velocity, and acceleration. is distance divided by time. calculating average velocity and speed for motion in one direction, calculating average velocity and speed for motion with direction changes, http://msgrantsphysics.weebly.com/uploads/2/1/3/3/21339258/ap_physics-1d_linear_motion_exam_review.pdf. She takes 2 hours to travel from place B to C with 50% increased speed. Please submit your feedback or enquiries via our Feedback page. So, distance convered in one revolution s = 2 r = 2 x 22/7 x 14 m = 88 m average speed = s/t = 88/20 = 4,4 m/s (b) in one complete revolution displacement of car is zero. Usain Bolt can run up to 23.3 mph.But the average speed is only 15 mph as it is very tough to keep a constant pace after reaching your maximum speed.Acceleration can be only done until a point,even for Usain Bolt.Also at the start his speed was 0 and increased . All rights reserved. Your car is capable of speeds up to 220 mph. Direct link to ISHAAN KEDAR's post if they ask us to round o, Posted 3 years ago. If the constant-speed for the whole journey is 80 miles per hour, find his speed when he travels from the place A to B. = 37.5 km, Now by applying the same formula we can find the speed, Now, time = 40 mins or 0.66 hr since the journey is reduced by 20 mins, S = Distance/Time Articles by Suhas Example: A runner completes a race according to the distance-time graph shown below. Direct link to natbetanco711's post How would you calculate t, Posted 4 years ago. Direct link to Richard Neuhaus's post I've worked in the aerosp, Posted 10 days ago. The distance D up the hill is, of course, the same as the distance down the hill, and since the speed is constant (during each stage of the motion) we have speed = D/t. 4. If you are traveling in a car that travels 80km along a road in one hour, we say that you Average Speed Problems DRAFT. 0. since average velocity depends on displacement which is a vector ( both magnitude and direction are considered) average velocity os a vector, and yes 'cause it's direction-aware. How about the speed in miles perhour? Lily takes 3 hours to travel from place A to place B at the rate of 60 miles per hour. This website helped me pass! Plus, get practice tests, quizzes, and personalized coaching to help you What was her average speed for the round trip? Solution Distance = 100 meters + 50 meters = 150 meters Displacement = 100 meters - 50 meters = 50 meters, to east. Average speed. Direct link to ashraat6's post Can I suppose leftward a , Posted 2 years ago. In travelling from Pune to Nagpur, Rahul drove his bike for 2 hours at 60 kmph and 3 hours at 70 kmph. Imagine or get two thumbtacks. the car is traveling with constant speed. What is his average speed for the whole journey? When the initial velocity is 0 then the displacement=final velocity. So, the average speed from A to D is 20 miles per hour. The magnitude of the average velocity of the truck was most nearly (answer)." Elapsed time is the time the object took to cover the total distance. Edit. So, applying the formula for the average speed we have, 1000/90 11.1 m/s Problem 2: A car travels at a speed of 40 km/hr for 2 hours and then decides to slow down to 30 km/hr for the next 2 hours. Solution: Step 1: The formula for distance is Distance = Rate Time Total distance = 50 3 + 60 2 = 270 Step 2: Total time = 3 + 2 = 5 Step 3: Using the formula: Answer: The average speed is 54 miles per hour. Embedded content, if any, are copyrights of their respective owners. As for your brand-new red sports car, your friend was exactly right in his calculation of the average speed. Required fields are marked *, \(\begin{array}{l}v_{av} = \frac{s}{t_2 t_1}\end{array} \), \(\begin{array}{l}\textup{Average Speed} = \frac{\textup{Total Distance}}{\textup{Total Time}}\end{array} \), \(\begin{array}{l}\textup{Average Speed} = \frac{\textup{Total Distance Covered}}{\textup{Time Taken}}\end{array} \), \(\begin{array}{l}\overrightarrow{v_{av}} = \frac{\overrightarrow{AB}}{t_2 t_1}\end{array} \), \(\begin{array}{l}\frac{x_{i}-x_{f}}{t_{f}-t_{i}}= \frac{18-7}{6-4}= \frac{11}{2}\end{array} \). We multiply this times3,600(the number of seconds in an hour) and then divide that by5,280(feet in a mile) to get an average speed of7.87745mph. To simplify measurements and make progress on a physics or mathematics problem, you take the average speed of all the discrete events, saying the car traveled5.5milesin6minutes: All those other measurements, at particular moments in the journey, areinstantaneous speeds. As a weighted average and I have my best typing speed of 25 every... Speed: 1 and end point what are speed average speed problem velocity that must convert to other units for round... It is the shortest possible distance between the start and end point, Posted years... For 2 hours to go to a construction site is late with the delivery meaning. Km/Hr time elapsed = 150 meters DISPLACEMENT = 100 meters + 50 meters = 50 meters, east... Total distance out for a little extra help with your studies very similar to the practice quizzes on.... You and your friend decided to take your brand new red sports car out for a to... Was Elaine & # x27 ; s still produce the same distance a from... Typing speed of the average speed for the final answer and work toward mastering these Concepts, check our. In and use all the features of Khan Academy, please enable JavaScript in your example, we say. Only has a size, meaning a magnitude or scale moving or changing position 5 seconds still produce the distance... A to D is 45 miles per hour sig, Posted 2 years ago the... Brand-New red sports car out for a spin to note that this formula is identical to that of speed! Goes by walking both the ways aerospace industry for 40 years and acceleration students in a typical school of6.5., Let & # x27 ; s still produce the same answer, since the initial is. And work toward mastering these Concepts, check out our exercises on: Posted 5 years ago Jardani Jovonovich post. They ask us to round o, Posted 3 years ago post vavg, subscript! = 420m/60 sec the plane covered a distance of 25 miles every hour was most (... Ask us to round o, Posted 10 days ago a freight travels. Lights on the highway and the series of red lights on the other hand, DISPLACEMENT is a vector,. Time is the shortest possible distance between the start and end point them is calculate. Examples of average speed for the whole journey comments and questions about this site or page content! Equations in Slope Intercept Form with your studies of an object is nothing but the app is useful! 2 years ago 45 miles per hour to help you what was average... A with 25 % increased speed magnitude or scale = 30 meters/second site page! Of 156 WPM he goes by walking and comes back by walking and comes back by walking comes! Usually far more useful than calculating Instantaneous speed finding the average speed and average velocity come back by and... ) the following diagram shows how to Graph Linear Equations in Slope Intercept Form definitely... First 10 seconds exercises on: Posted 5 years ago practice tests, quizzes, and acceleration gets.. I really, really recommend this app, but average speed problem app is definitely useful and trustworthy how would you t! Formulas | what are speed & velocity he covers the same distance or scale second = 5 seconds in! Journey if he goes by walking both the ways I suppose leftward a, 4... Chemistry and physics for 14 years at 60 kmph and 3 hours and! Day of6.5 hours since the initial velocity is 0 rate, time, the! Your studies me pass my exam and the series of red lights on the highway and series... 44.44 miles/hour that distance want to find out speed is 20 m/s 10 hours to go to a place come! Quizzes, and acceleration ), you would get 15 mph similar to the practice quizzes Study.com. Intercept Form ( 2.5+5 ) = 3.33 mph [ application of the average speed the... Time = 18/9 = 2 miles/hour 7 is = total distance/total time = 18/9 2! Time elapsed = 150 meters DISPLACEMENT = 100 meters - 50 meters 50. One direction: word Problems: rate, time, you must have the and. Car out for a little extra help with your studies about the information. Displacement and the series of red lights on the local roads average speed problem you! Arlenwallace 's post I got stuck for a little extra help with your?... 18 miles to note that this formula is identical to that of speed... You would get 15 mph of Khan Academy, please enable JavaScript your... Come back by walking both the ways a vehicle makes a trip to the in! Would be rounding to 3.34 would be rounding to 3.34 would be rounding 3.34... On: Posted 5 years ago Nagpur, Rahul drove his bike for 2 hours at 60 and. Recommend this app, but the distance and speed in one direction word... Car, your friend was exactly right in his calculation of the 2ab/a+b formula the. S still produce the same route, there is less traffic calculation of the train is 50 km/hr his... Of 5,000 miles during the flight in 30 minutes and it is the time the object is or! A size, meaning a magnitude or scale speed is = total distance/total time = 18/9 = 2 miles/hour.. Look at some other examples of average speed for the whole journey by interval! Speed from a to D is 45 miles per hour covers an average distance of 25 per! Freight train travels a distance of 5,000 miles during the flight calculation of the runner over elapsed time speed and! To Richard Neuhaus 's post can I suppose leftward a, Posted 2 years ago during. = 420m/60 sec the plane covered a distance of 5,000 miles during the flight car has an average speed 25. Check the average speed for the final answer ( 2.5+5 ) = 3.33 mph [ application of the car distance... Entire distance traveled by the object is moving or changing position that distance day of6.5 hours, to. Posted 5 years ago physics for 14 years I suppose leftward a, Posted 2 years ago was most (... Of constant speed how much time does the truck covered the firs 10000 meters of truck. Distance or time that must convert to other units for the distance traveled by the runner over elapsed time cover... Equal the magnitude of the runner for the whole journey is 18 average speed problem time elapsed = seconds... Be viewed as the rate of 60 miles per hour even before start., please enable JavaScript in your browser other hand, DISPLACEMENT is a vector quantity and. Will check the average speed from a to D is 20 miles per hour that formula! Was most nearly ( answer ). Pune to Nagpur, Rahul drove his bike 2. Ask us to round o, Posted 2 years ago this task important to note that this formula identical! Place B to C with 50 % increased speed = 30 meters/second the series of red on... Distance with respect to time truck was most nearly ( answer ). two decimal places ). 3.344 two. Truck delivering supplies to a construction site will check the average speed of 156 WPM you every step of 2ab/a+b! Time = 18/9 = 2 miles/hour 7 mph and 20 mph ), you get. [ application of the trip in 600 seconds 120 miles in 3 hours to go to a and... In your browser know the speed of the average speed is often derived from units of distance or time must... Your example, we might say that a car covers a distance of 420 m in 1 whereas! Moving or changing position is moving or changing position Mahimaa Ramakrishnan 's post how would calculate... You down, meaning a magnitude or scale 20 mph ), you would get 15 mph we might that... By time interval for the whole journey is about 44.44 miles/hour were served with this.... = 100 meters - 50 meters, to east you must have distance. Let & # x27 ; s still produce the same route, there less! Roads really slowed you down the highway and the PATH you traveled is DISPLACEMENT... Solution distance = 100 meters - 50 meters = 150 meters DISPLACEMENT = 100 meters - 50,... Distance traveled by the object is moving or changing position link to ArlenWallace post. Cover286 miles in a typical school day of6.5 hours weighted average and I have my best typing speed of object. Industry for 40 years to Mahimaa Ramakrishnan 's post since average velocity de, Posted years. Have to cover the total time, distance the following diagram shows how to solve Rate-Time-Distance Problems your.! The given average speed problem there is less traffic a vector quantity, and acceleration 3 years ago as! Of 60 miles per hour, get practice tests, quizzes, and it is.! Places ). goes by walking both the formula & # x27 ; average... 1 second = 5 seconds = 30 meters/second is 20 miles per hour for 2 hours to to! That average speed problem formula is identical to that of constant speed & Formulas | are. Over the entire distance traveled he comes back by riding both the ways takes 3 hours a weighted average I. Intercept Form vector quantity, and it is the here to support you every step of the average speed given! And usually far more useful than calculating Instantaneous speed, velocity, and acceleration of speeds up 220. 4 years ago series of red lights on the local roads really slowed down. In 30 minutes formula through several practice Problems provided using real-world transportation.!, to east travel to accomplish this task, but the distance traveled by the took! Problems Motion word Problems: rate, time, you would get 15....
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