Question

A man runs at a speed of 7.5m/s.How much time does he take to cover 9 kilometer?

Answer 1

Answer:

firstly change the given speed into km/h.

let time=x hours.

speed =dis./time.

time=dis./speed.

27km/h means man runs 27 km in 1 hour .and speed is 27 km/h.

put the values in the formula ....

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