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Let us assume total work to be L.C.M(12,15) be 60 unit (you can assume any number but for the sake of calculation it is advised to take L.C.M of the given numbers) Efficiency of Rahul = 60/12 = 5 unit/day Efficiency of Ayush = 60/15 = 4 unit/day Total efficiency of Rahul and Ayush = 5 + 4 = 9 unit/day According to the question, They work together for 3 days Total work done = 9 x 3 = 27 unit Remaining work = (60-27) = 33 unit Fraction of remaining work = 33/60 =11/20
Eight colleagues KZ, LZ, MZ, NZ, OZ, PZ, QZ and RZ are seated in a circle facing the centre. NZ is an immediate neighbour of both LZ and QZ. PZ is an im...
Select the figure from the options that can replace the question mark (?) and complete the given pattern.
In the following question, select the missing number of the given series.
44, 72, 128, 240, ?, 912
Which of the following numbers will replace the question mark (?) in the given series?
102, 100, ?, 96, 112
Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.
s _ _ _ t u _ ...
Out of Four friends, A, B, C and P who is the youngest?
I. A is older than only P
II. B is younger than only C but elder to A.
Four number pair have been given, out of which three are alike in a certain way and one is different. Select the one that is different. (NOTE: Operation...
How is Y related to W?
Read the given statements and conclusions carefully. Decide which of the given conclusions is true based the given statements.
Statement: Every a...
Nagaland : Kohima : : West Bengal : ?
