Ajoy Hansda
Ajoy Hansda
6 years ago

A girl goes to school at a speed of 4km/hr and returns to the village at a speed of 3km/hr. If she takes 7 hours in all, what is the distance between the village and the school?

A. 20

B. 25

C. 12

D. 18

Answer: Option C

Solution(By Examveda Team)

Let the required distance be x km. Then,
x/4 + x/3 = 7
(3x + 4x)/12 = 7
x = 12

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