Answer:
18 kilometers per hour
Step-by-step 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
