Question

the diameter of a circular field is 98 m. if a child walks at the rate of 14m per minute , how long will it take to walk around the field once.

Answer 1

Hope it helps you....

Answer 2

Radius = diameter /2 = 98/2 = 49 m

Circumfrence = 2πr = 2 × 22/7 × 49 = 308 m

Time taken = 308/14  = 22 minutes

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