Question

A child marches at the speed of 1.5m/s. What distance will he cover in two hour?

Answer 1

Answer:

10.8 km

Explanation:

Two hours=7200 seconds

Speed=1.5 m/s

So distance will be

Speed x Time

=1.5x7200

=10800 metres

Convert it into kilometre

The answer is 10.8km

Answer 2

Answer:

10.8 km

Explanation:

To convert m/sec into km/hr we need to multiply the number of m/sec with 18/5.

So,1.5×18/5=5.4

.:the boy is moving with the speed of 5.4km/hr

He will cover 10.8 km in 2 hrs.

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