Math, asked by hiranyasethi83, 3 months ago

A train, travelling at a speed of 54 km/hr, will cross
a 90 m platform (in seconds)
(A) 10
(B) 8
(C)
6
(D) 5

Answers

Answered by alexis2239

4

Answer:

speed = 54km/hr × 5/18 = 15 m /s

distance = 90m

time = 90/15 = 6 seconds

(c) 6 seconds is correct answer

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