Buses A and B are moving around a circular ground of

Q: Answer-Buses A and B are moving around a circular ground of radius 280 m. If the speeds of the buses A and...

Circumference if the ground 2pir 2 times 227 times 280 1760 m So, distance 1760 m Time taken by bus A to cover 3 rounds of a ground 176012 times 3 440 Time taken by bus B to cover 3 rounds of a ground 176020 times 3 264 Required difference 440 ndash 264 176

radius 280 m. If the speeds of the buses A and B are 12 m/sec and 20 m/sec respectively, then what is the difference between the time taken by bus A and B to complete 3 round of the ground?

A 110

B 176

C 132

D 118

E None of these

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