Question
A boat covers 13 km upstream in 52 min. If the speed of
the current is 3 km / h, then in how much time will it cover 40 km downstream?Solution
Let the speed of boat in still water =B and speed of stream =S Speed of boat in upstream =B-S=13×60/52 =15km/h S=3km/h B=18km/h Speed of boat in downstream =B+S=21km/h Take time cover 40km in downstream =40/21 =1(19/21)
Select the option in which the numbers are not related in the same way as are the number of the following set.
(12, 15, 90)
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Which word will best complete the relationship given below?
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Select the option that is related to the third term in the same way as the second term is related to first term and the sixth term is related to the fi...
Select the related number from the given alternatives:
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- Select the option that is related to the third number in the same way as the second number is related to the first number.
25 : 105 :: 55 : ? 45 : 9 ::Â (?) Â : 7
Select the option that is related to fourth letter-cluster in the same way second letter cluster is related to first letter-cluster.
Rose: Flo...
If 14 @ 8 = 4 and 22 @ 15 = 6, then 18 @ 12 = ?'. What will come in place of question mark?
‘Confined spaces’ is related to ‘Claustrophobia’ in the same way as ‘Insects’ is related to ‘______’.
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