himani anand's post

in Time speed distance
Updated 4 years ago

Train X with speed 36km/h and train Y with speed 15m/s start from A at the same time to reach B. After one hour train Y has a breakdown. Engine Z starts with a speed of 90km/h from B just after the breakdown. The engine crosses X in one and half hours after starting from B. Then it reaches Y and pulls it to B.

(1) How much distance is there between A and B ?
200km, 225km, 189km, none
(2) For how much distance does Z pull Y ?
149km, 161km, 135km, none
1 comment
cataim24
@cataim24  ·  42 karma

225 & 171 ?

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