9. A tortoise moves a distance of 100 metres in 15 minutes. What is the average speed of tortoise in km/h?
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Average speed= Total distance ÷ Total time taken
Conversions:-
100 m= 1/10 km
15 mins= 1/4 hr
∴ Average speed of the tortoise = 1/10 ÷ 1/4 km/h
= 2/5 km/h
= 0.4 km/h
Conversions:-
100 m= 1/10 km
15 mins= 1/4 hr
∴ Average speed of the tortoise = 1/10 ÷ 1/4 km/h
= 2/5 km/h
= 0.4 km/h
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