Question

Ali works in an office in town center.he lives 3km away .in the morning he can walk to work in 30 minutes.if he cycles,his journey takes only 20 minutes. 1 what is the average speed when walking to work 2 what is the average speed when he cycles to work

Answer 1

Distance = 3 km

Time taken by walking = 30 mins = 30/60 = 1/2 hours

Time taken by cycle = 20 mins = 20/10 = 1/3 hours

Speed = distance / time

Speed when he is walking = 3/(1/2) = 3 x 2 = 6 kmph

Speed when he is cycling = 3/(1/3) = 3 x 3 = 9 kmph

Answer 2

Answer:

SPEED=sd

Explanation:

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