Question

In 8 minutes a boy runs 800m what is his speed in kilometre per hour

Answer 1

in km/hr -the speed of the boy will be 6 km/hr

Answer 2

Answer:

8 minute=8/60 hour=2/15 hour

800 metre=0.8 kilometer

speed=0.8/ 2/15

=0.8*15/2

=8*15/20

=6 km/hour