Question
A 480 m long train crosses a platform twice its length
in 2 min. Find the speed of the train.Solution
Speed of train = (Length of train + Length of Platform)/Required time Length of train = 480 m Crossing time of platform = 2 × 60 = 120 sec Length of platform = 480 × 2 = 960 m Let the speed of train be x. Speed of train = (480 + 960)/120 ⇒  x = 12 m/s
If 68 # 34 = 238 and 39 # 204 = 243, then 45 # 20 = ?
Select the option that is related to the third word in the same way as the second word is related to the first word.
Fruit : Apple : : Fuel : ?
6 : 120 : : 24 :Â ?
Identify the number, which when added to itself 13 times gives 476.
From which of the following words we get a new meaningful word if we add the prefix ‘Un’?
Find which one of the given words can be made from the letters of the given word.
‘ WIRELESS ’
...Select the option that is related to third word in the same way as the second word is related to first word.
SETS : WAXO :: PORT : ?
In the following question, select the related letters from the given alternatives.
LW : OD :: DH: [?]
CONCEPT : AMLACNR :: COUNTRY :Â ?
Select the option that is related to the fifth number in the same way as the second number is related to the first number and fourth number is related ...
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