# GMAT Quant - ** Speed, Time & Distance, Races**

You may get one to two questions from Rates - speed, distance, time and races in the GMAT quant section - in both variants viz., problem solving and data sufficiency. The concepts tested include computing distance, speed, time, relative speed, average speed, speed of boats in streams, speed of aircrafts with tailwind. A collection of GMAT practice questions from speed, distance and time is given below. Attempt these questions and check whether you have got the correct answer. If you have not go to the explanatory answer or the video explanations (wherever provided) to learn how to crack the question.

A train traveling at 72 kmph crosses a platform in 30 seconds and a man standing on the platform in 18 seconds. What is the length of the platform in meters?

- 240 meters
- 360 meters
- 420 meters
- 600 meters
- Cannot be determined

**Correct Answer**Choice (A).

The length of the train is 240 meters. Correct answer- Explanatory Answer
- Length of train
- Easy

A train traveling at 100 kmph overtakes a motorbike traveling at 64 kmph in 40 seconds. What is the length of the train in meters?

- 1777 meters
- 1822 meters
- 400 meters
- 1111 meters
- None of these

**Correct Answer**Choice (C).

The length of the train is 400 meters. Correct answer- Explanatory Answer
- Length of train
- Easy

Jim travels the first 3 hours of his journey at 60 mph speed and the remaining 5 hours at 24 mph speed. What is the average speed of Jim's travel in mph?

- 42 mph
- 36 mph
- 37.5 mph
- 42.5 mph
- 48 mph

**Correct Answer**Choice (C).

Jim's average speed of travel is 37.5 mph. Correct answer- Explanatory Answer
- Average Speed
- Easy

A runs 25% faster than B and is able to allow B a lead of 7 meters to end a race in dead heat. What is the length of the race?

- 10 meters
- 25 meters
- 45 meters
- 15 meters
- 35 meters

**Correct Answer**Choice (E).

The length of the race is 35 meters. Correct answer- Explanatory Answer
- Race
- Medium

Jane covered a distance of 340 miles between city A and city B taking a total of 5 hours. If part of the distance was covered at 60 miles per hour speed and the balance at 80 miles per hour speed, how many hours did she travel at 60 miles per hour?

- 2 hours 30 minutes
- 3 hours
- 2 hours
- 1 hour 45 minutes
- None of these

**Correct Answer**Choice (B).

Jane travelled for 3 hours @ 60 mph. Correct answer- Explanatory Answer
- Speed and Time
- Easy

Steve traveled the first 2 hours of his journey at 40 mph and the last 3 hours of his journey at 80 mph. What is his average speed of travel for the entire journey?

- 60 mph
- 56.67 mph
- 53.33 mph
- 64 mph
- 66.67 mph

**Correct Answer**Choice (D).

Steve's average speed for the entire journey is 64 mph. Correct answer- Explanatory Answer
- Average Speed
- Easy

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