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Two trains A and B start at same time from Delhi & Mumbai towards each other. They met after 16 hours. If distance between Delhi & Mumbai i…

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Two trains A and B start at same time from Delhi & Mumbai towards each other. They met after 16 hours. If distance between Delhi & Mumbai is 1872 km & train A runs 27 km/h faster than train B, what is

A44 km/h
B45 km/h
C46 km/h
D47 km/h

Correct answer: B

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Discussion 1

CCommunity02 Jul 2021

45 km/h

Let the speed of train A be x km/h and that of B be y km/h.
∴ x - y = 27 ......(1)
and x + y = 1872/16 = 117 ......(ll)
From eqn (l) and (ll)
x = 72 km/h,
y = 45 km/h