Subject :NSO Class : Class 6
The length and breadth of a playground are 75 m 20 cm and 34 m 80 cm respectively. How long will a boy take to go three times round the field if he walks at the rate of 1.5 m per second?
(A) 7 mins 20 secs
(B) 12 mins 14 secs
(C) 39 mins 16 secs
(D) 16 mins 30 secs