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A man cycles at the speed of 8 km/hr and...

A man cycles at the speed of 8 km/hr and reaches office at 11 am and when he cycles at the speed of 12 km/hr he reaches office at 9 am. At what speed should by cycle so that he reaches his office at 10 am ?

A

9.6 kmph

B

10 kmph

C

11.2 kmph

D

Cannot be determined.

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The correct Answer is:
A
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