Question

How long will a boy take to run around a square field of side 35m ,if he runs at a speed of 9 km/hr?

Answer 1

Answer:

Step-by-step explanation:

Perimeter=side*side=35*35

=1225m=1.225km

Therefore,time taken=1.225/9=0.136 hr=8.16 min =approx.8min 10 sec