Question

What will be the speed of body in m/s and km/hr if it travels 40 km in 5 hrs

Answer 1

Answer:

2.22m/sec

Explanation:

Answer

speed= d/t

speed= 8

40km = 40*1000=40,000meter

5hours= 5*60*60sec

= 40000/5*60*60

=2.22m/s

Answer 2

Answer:

distance travelled =40km

time=5hrs

so in km/hr, speed = 40/5=8km/hr

for m/s

8x5/18

=40/15

=2.66.. m/sec

Explanation: