Subject :IMO Class : Class 7
A man runs round a circular field of radius 50 metres at the speed of 12 km/hr. What is the time taken by the man to take twenty rounds of the field ?
(A) 30 mins
(B) 32 mins
(C) 34 mins
(D) 220/7 mins
Ans 1: (Master Answer)
Class : Class 1
The correct answer is D.