A bus covers the first half of a journey at 40 km/h and the second half at 60 km/h. Find its average speed in km/h.

Type: MCQ • Marks: 1

A. 48

B. 50

C. 45

D. 52

Explanation

Average speed = 2xy/(x+y) = 2×40×60/(40+60) = 48 km/h.

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UP TGT Mathematics

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