Question

A bus is moving with a speed 75m/sec. what is its speed in km/hr?​

Answer 1

Explanation:

75 metre per second.

1 metre= 1/1000km

75 metre = 75/1000km

0.075 km.

1 sec= 1/60×60 hours

1/3600 hours

THEREFORE,

0.075/3600 Km

or

75/1000 ÷ 1/3600

Which gives 1/4800 or 0.0002