rafa takes 30 minutes to cover a distance of 3.5 km on a bicycle what is her speed in km/hr
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30 minute cover distance=3.6 km
so 1 hour distance cover=7 km/hr
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Answer:
D= 3.5 km
T= 0.5 hrs or ½hrs
Therefore, S = D/T
= (3.5 / ½) km/h
= (3.5×2) km/h
= 7 km/h
Ans) The speed of bicycle is 7 km/h.
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