Q.1 Change the speed of 6m/s in to km/h Q.2 A tortoise moves a distance of 100 metres in 15 minutes. What is the average speed of tortoise in km/h? Q.3 If a sprinter runs a distance of 100 metres in 9.83 seconds, calculate his average speed in km/h? Q.4 A motorcyclist drives from place A to B with a uniform speed of 30km/h and returns from place B to A with a uniform speed of 20 km/h. Find his average speed?
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6 m/s=6×18÷5
=108÷5
=21.6 m/s
=108÷5
=21.6 m/s
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