SOLUTION: a field is 90 m by 70 m.A man walks round in at the rate of 4 km. per hour. What time will he take in making 5 rounds?
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Question 1024531: a field is 90 m by 70 m.A man walks round in at the rate of 4 km. per hour. What time will he take in making 5 rounds?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
The perimeter is:
m
-----------------
His speed is:
m/hr
----------------
5 rounds is:
m
--------------------
hrs
Convert to minutes:
He takes 24 min to make 5 rounds
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