Question

express speed m /sec into km/hr

Answer 1

we will divide it with 1000
146/10000
0.146km/hr.

Answer 2

HI FRIEND

HERE IS YOUR ANSWER :-

14.6 m/s = 14.6 × 18/5

14.6 m/s = 2.92 × 18

14.6m/s = 52.56 km/h

HOPE IT HELPS

MARK MY ANSWER BRAINLIEST