x takes 2 1/2 hours more time than that taken by y to cover certain distance. if x doubles his speed he can cover the same distance in 1 1/2 hours less than the time taken by y for same distance then how much time does y required to cover two-third of same distance
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While covering a distance of 30 km. Ajeet takes 2 hours more than Amit. If Ajeet doubles his speed, he would take 1 hour less than Amit. Find their speeds of walking.
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Distance=speed×time
Let the speed of Ajeet and Amit is x,y respectively
From the given conditions
x
30
=2+
y
30
⋯(1)
2(x)
30
=
y
30
−1⋯(2)
(1)−(2)⟹
2(x)
30
=3⟹x=5
From (1)⟹6=2+
y
30
⟹y=
4
30
=7.5
The speeds of Ajeet and Amit are 5,7.5 km/hr respectively
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