Math, asked by manan6053, 11 months ago

Express each of the following speeds in km per hour. (a) 900 m per second (b) 45 m per second.

Answers

Answered by yashsri1992

3

Answer:

(a)900

=900/1000*1/60*60

=3240km/h

(b)45

=45/1000*1/60*60

=162km/h

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