A boy can walk 3 km in 1 hour. How long would he take to walk once aro – InterviewSolution

1.	A boy can walk 3 km in 1 hour. How long would he take to walk once around a circular park whose diameter is 420 m?
Answer» 3000M (3KM)= 1hr420 m = X hrsThus, x= 420*1/3000Thus, x= 0.14 HRS

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