Every day a person walks at a constant speed, V1 for 30 minutes. On a particular day, after walking for 10 minutes at V1 , he rested for 5 minutes. He finished the remaining distance of his regular walk at a constant speed, V2 , in another 30 minutes. On that day, find the ratio of V2 and his average speed
(i.e., total distance covered /total time taken including resting time).
A. 1:1
B. 1:2
C. 2:3
D. 2:1
E. None of the above
Ans: 1:1