Answers

2015-09-01T15:07:31+05:30
Passangers carried by 1 train = 20
passangers carried by 20 trains = 20 *20 = 400
so 20 trains can carry 400 passangers.
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2015-09-01T15:13:50+05:30
One train carry 20 passenger so 20 tarins carry 20 X 20 = 400 PASSENGER.
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