SOLUTION: how long will it take for you to walk 140km with the speed of 21km/hr

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Question 572880: how long will it take for you to walk 140km with the speed of 21km/hr
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
how long will it take for you to walk 140km with the speed of 21km/hr
.
140/21
= 20/3 hours
= 6 and 2/3 hours
or
= 6.67 hours
or
= 6 hours and 40 minutes