Question

speed of car is 72 km/hr. calculate its speed in m/sec​

Answer 1

Answer:

20 m/s

Explanation:

Conversion of speed (72 km/h) to m/s :-

72 * 5/18

360/18

20 m/s

Hence, the speed of car is 20 m/s

Answer 2

Answer:

20m/s

Explanation:

72 km/h x 5/18 =20 m/s.

1. for converting km/h to m/s multiply by 5/18
2. for converting m/s to km/h multiply 18/5