An inlet pipe can fill a tank in 8 hours, whereas an outlet pipe can empty the same tank in 16 hours. Find the time taken by three such inlet pipes and two such outlet pipes to fill the tank completely if all the pipes are opened together.
ATQ, Let the total capacity of the tank be 16 units (LCM of 8 and 16). 
Required time = 16/(6-2) = 16/4 = 4 hours
In the word ‘IMPORTANT’ all consonants are written as their preceding letter and all vowels are written as their following letters. Now all letters...
Among seven friends S, T, U, V, W, X and Y. T is taller than only four other friends. U is taller than V. S is taller than X. W is taller than one perso...
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(i) Exploration
(ii) Exploitative
(iii) Exploratory
(iv) Exploitation
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54 B 54 A 27 B 8 D...
Which of the following numbers will replace the question mark (?) in the given series?
54, 53, 57, 48, 64, 39, ?
Select the option that is related to the third term in the same way as the second term is related to the first term.
DFB : GHC :: LNJ : ?
If ‘@’ means (+), ‘#’ means (-), ‘%’ means (×), and ‘&’ means (÷), then what is the value of the expression:
24 @ 20 & 2 % 3 # ...
