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A running track 440 ft. is to be laid ou...

A running track 440 ft. is to be laid out enclosing foot ball field the shape of which a rectangle with a semi circle at each end .If the area of the rectangular position is to be maximum then the dimensions of the retangle are

A

100,70

B

110 ,70

C

100 , 80

D

110 , 60

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Verified by Experts

The correct Answer is:
B
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