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Let the length of the first train is x metre Length of second train = 3x/4 Therefore, (42 + 30) x 5/18 = {x + (3x/4)}/21 ⇒ 72 x 5/18 = (7x/4)/21 ⇒ x = 240 m Therefore, let the length of the platform be y metre ⇒ 42 x 5/18 = (240 + y)/36 ⇒ 420 = 240 + y ⇒ y = 420 – 240 = 180 m
Select the option that is related to the third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.
<...Four number-pairs are given, out of which three are alike in a certain manner and one is different. Choose the different number pair.
Select the option that is related to the sixth term in the same way as the second term is related to first term and the fourth term is related to the th...
Select the set of numbers that is similar to the following set of numbers.
{22, 30, 38}
Select the option that is related to fifth number in the same way as the second number is related to the first number and the fourth number is related...
If ECD = 24 and HGF = 42, then JKFG =
GTSN : 7201914 :: UNEP : ?
Select the option that is related to the third number in the same way as the second number is related to the first number.
24 : 625 :: 19 : ______
Select the option that is related to the third word in the same way as the second word is related to the first word.
Expand: Enlarge :: Condense: ?
