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A train X starts from Meerut at 4 p.m and reaches Ghaziabad at 5 p.m while another train Y starts from Ghaziabad at 4 p.m and reaches Meerut at 5:30 p.m.The two trains will cross each other at:
a)4:36 p.m b)4:42 p.m c)4:48 p.m d)4:50 p.m

Read Solution (Total 1)

Let the distance between Meerut & Ghaziabad be x
they meet after y hr
M covers x in 1hr
N covers x in 3/2 hr
speed of M =x/1
speed of N = 2x/3
Distance covered by M in y hr + Distance covered by N in
y hr is x
x(y) +2x/3(y)=x
y=3/5hr or 36 min
ans:a
12 years agoHelpfull: Yes(4) No(3)

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