Question 1105713
GRANDMA'S EXPLANATION:
If you travel 60 km in 1 hour,
you would travel 6 km in 1/10 of an hour (6 minutes).
If you travel 6 km in 6 minutes,
you would travel 0.6 km in 0.6 minutes,
which is 0.6(60 seconds) = 36 seconds.
So, you need 6 minutes and 36 seconds to travel 6.6 km if you are traveling at 60 km per hour.
 
Your math teacher may want you to explain it as
{{{6.6km/60kmph=0.11hour}}} , or maybe as
{{{6.6km(1hour/"60 km")(60minutes/"1 hour")=6.6minutes}}} .