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Two trains A and B start simultaneously from stations X and Y towards each other respectively. After meeting at a point between X and Y,train A reaches station Y in 9 hours and train B reaches station X in 4 hours from the time they have met each other. If the speed of trainA is 36 km/hr, what is the speed of train B?
A24 km/hr
B54 km/hr
C81 km/hr
D16 km/hr
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s1/s2=underroot(t2/t1)
s1/s2=underroot(4/9)
s1/s2=2/3
in question value of 2 is 36kmph
therefore value of 3 i.e s2 will be 54kmph
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