SOLUTION: the length and breadth of a playground are 200 m and 150 m respectively. if an athlete wants to run 7 km, how many time should he around this field?

Question 710639: the length and breadth of a playground are 200 m and 150 m respectively. if an athlete wants to run 7 km, how many time should he around this field?
Answer by srinivas.g(540) (Show Source): You can put this solution on YOUR website!
length = 200 m = 0.2 km
breadth = 150 m = 0.15 km
perimeter of the play ground = 2 * length + 2* breadth
= 2*0.2 + 2* 0.15
= 0.4 +0.3
=0.7 km
since athlete wants to run 7 km , no of rounds required are = 7 / 0.7
= 10
answer = 10

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