Convert - 90 km/h into m/sec And 15m/sec into km/hr.
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90 km/h in m/s
= 90×5/18 m/s is 25 m/s
15 m/s in km/h
= 15×18/5 km/h is 54 km/h
= 90×5/18 m/s is 25 m/s
15 m/s in km/h
= 15×18/5 km/h is 54 km/h
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