Physics, asked by harshit0119, 5 months ago

A boy travels a distance 450m in 2 minutes 40 seconds find speed

A. Km/h

B. cm/s

Answers

Answered by shashiparbharsinha

3

km=72

Explanation:

To find km we have to pluse 2 min =120 sec +40 sec 120+40 160

than multiply 160×450 72000

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