Question

change the speed 25 m/s into km/hr.
answer for class 9 ​

Answer 1

Answer:

90 km/hr

Explanation: Using Direct Formula

Multiply by  18/5

x m/s  = 18x /5 km/hr

 

25 m/s  = 18*25/15 km/hr  

25m/s = 90 km/hr

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