Aadil reaches school in 40 minutes if he rides his bicycle at an average speed of 15 kilometre per hour what should be the average speed of the bicycle if he wishes to reach his school in 30 minutes
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Answer:20 km/hr.
Step-by-step explanation:
Distance=15*2/3
=10 km.
Let the new speed be x km/hr.
A.T.Q.
10=x*1/2
x=20 km/hr.
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