Question

Nagma runs around a rectangular park 180 m long and120 m wide at the rate of 7.5 km/hour.in how much time will she complete five rounds? solution of these problem

Answer 1

Hi,

( 180 m + 120 m ) * 2 = 600 m = 0,6 km

0,6 / 7,5 = 0,08 h = ( 60 min x 0,08 ) = 4,8 min = 4 min + ( 0,8 x 60 s ) = 4 min 48 s

Good bye ! :)