How long will a boy take to run round a square field of side 30 meters, if he runs at the rate of 9km/hr?
Answers
Answered by
1
side = 30m
perimeter = total distance covered=4xside=120m
speed given =9km/hr =2.5m/sec.
time = distance /speed
=120/2.5 =48sec.
perimeter = total distance covered=4xside=120m
speed given =9km/hr =2.5m/sec.
time = distance /speed
=120/2.5 =48sec.
Similar questions