A car traveled at a speed of 150 km/h during a race. If the car had driven at 180 km/h instead, it would have finished the race 3 minutes earlier. What is the length of the race track?

Mathematics Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Mathematics Mcqsmathematics-mcqs
Published
8 Oct 2019
Last updated
28 May 2026

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Explanation

Let the length of the track be L km. The time taken at 150 km/h is L/150 hours, and at 180 km/h is L/180 hours. The difference in time is 3 minutes, or 3/60 = 1/20 hours. Therefore, L/150 - L/180 = 1/20. Solving this equation gives L = 50 km.

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