1.

a car takes 20 minutes to cover a distance of 25.5 KM calculate its speed in kilometre per hour in metre per second​

Answer»

255m/sExplanation:Distance=25.5km,time=20 minspeed=distance/time =25.5/60 =25.5×1000/20×60 [CONVERT KILOMETER TO METER AND MINUTES TO SECONDS] =255m/s



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