Devesh's school is 15 km from his home. He covers this distance in 3 hours, partly by walking and partly
by cycling. If he walks at 3 km/h and cycles at 9 km/h, how much distance does he cover by cycling?
Answers
Answered by
8
Step-by-step explanation:
distance= speed×time
distance=9km×3hours
distance=27km
he covers distance from his cycle=
27km.
Answered by
0
Answer:
Let the time he walks be x hours
From the given condition
3(x)+9(3−x)=15⟹6x=12⟹x=2
So the time he runs is 3−2=1 hour
Distance covered by running is 1×9=9 km
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