Question

in 20 minute
- Express each of the following speeds in metre per secon
(a) 72 km per hour (b) 18 km per hour
ce
ftho following sneeds in km/h.​

Answer 1

Answer:

a . 20 metre per second . b . 5 metre per second .

Answer 2

Answer:

72 km per hour => 72×5/18=>20 m/s

NOTE:-

☞ To change speed into m/s multiply given speed by 5/8.

☞ To change speed into km/ h multiply given speed by 18/5.

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