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UP TGT Mathematics Commercial Mathematics Test Series - Part 4

A car travels at 60 km/h for the first 2 hours and at 80 km/h for the next 3 hours. Find its average speed in km/h.

Type: MCQ • Marks: 1
A car travels at 60 km/h for the first 2 hours and at 80 km/h for the next 3 hours. Find its average speed in km/h.
Options
A. 72
B. 70
C. 75
D. 68
Explanation
Total distance = 120+240 = 360 km; total time = 5 hours. Average speed = 360/5 = 72 km/h.
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