nd the area ol tno quPT Usha runs around a circular p20 rounds at the – InterviewSolution

1.

nd the area ol tno quPT Usha runs around a circular p20 rounds at the speed of 16 km/hr.

Answer»

Area if circular path=πr²=754600 m²r²=754600*(7/22)r²=240100r=√240100r=490 m

Total distance covered in 20 rounds=20×490 m=9800 m=9.8 km

Time taken=Distance/speed=9.8/16 hr=0.6125 hr

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