Question

A cyclist travels 3km in 10min what's his speed in km/h

Answer 1

10minutes= 10/60 hours
= 1/6 hrs
speed = distance/ time
=3/ (1/6)
= 18 km/h

Answer 2

18 kilometers per hour

Explanation:

speed = distance /time

distance given is 3 kilometers

time given is 10 minutes

the answer is supposed to be given in hours so you convert the 10 minutes to hours .hence ;

if 60 minutes = 1 hour

what about 10 minutes= ??

10 minutes * 1 hour /60 minutes

answer is 1/6 hours

so speed = 3 kilometers/1/6 hours

=18 kilometers per hour