Time Speed and Distance MCQs

Maths

Time Speed and Distance MCQs

Practice Time, Speed and Distance MCQs with answers and detailed solutions. Learn train problems, boats and streams, relative speed, average speed, races, journeys and advanced quantitative aptitude questions for competitive examinations.

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Question #761
A worker handles a total factory delivery run of 200 km. He maps the first 120 km section at 30 km/h and the final 80 km segment section at 40 km/h. Find the mean average speed recorded across the full delivery run.
A. 35.00 km/h
B. 36.50 km/h
C. 31.5 km/h
D. 33.33 km/h

Correct Answer: Option D


Explanation:
Total distance = 200 km. Time for section 1 = 120 / 30 = 4 hours. Time for section 2 = 80 / 40 = 2 hours. Total duration time = 6 hours. Average speed across run = 200 / 6 = 33.33 km/h.

This question belongs to: Maths Time Speed and Distance