Math, asked by samriddhisingh983, 11 months ago

Express each of the following speeds in km/h.
15 m per second

Answers

Answered by Anonymous

8

see

1km/hour=1000m/60×60s

1km/hr=5/18m/s

sooo

1m/s=18/5 km/hr

15×1 m/s=15×18/5 km /hr

=54 km/hr

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