convert 90km/h to m/sec,60m/sec to km/h
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Answer:
Step-by-step explanation:
90km/h = 40m/sec
60m/sec=216km/h
Answered by
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Answer:
I KM = 1000 M
90 KM = 1000× 90
=90000
1 hr= 3600 sec m
90 hr = 3600× 90
324000 sec
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