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Work done by a man in (1 )/(2 ) days = (1 )/(6 ) part Work done by a woman in (1 )/(2 ) days = (1 )/(4 ) part Work done by a boy in (1 )/(2 ) days = (1 )/(12 ) part Let one man and one woman together can do a piece of work in (1 )/(2 ) days = No. of x children required According to the question, (1 )/(6 ) + (1 )/(4 ) + (x )/(12 ) = 1 (2 + 3 + x )/(12 ) = 1 5 + x = 12 x = 12 – 5 = 7 Hence, 7 boys will be required.
In the following series, which of the options will correctly fit into the gap
ZA5, Y4B, XC6, W3D, _____
Select the number from among the given options that can replace the question mark (?) in the following series.
3, 17, 73, 297, ? , 4777
...a) Those who are honest are good teachers.
b) Hard working people are honest.
Inference: Hard work is the necessary quality of a good teacher.
Figure X is followed by four figures numbered (1), (2), (3), (4). Identify the figure among the four in which figure X is embedded (i.e. contains figure...
How many meaningful English words can be formed using second, third, sixth and seventh letters of the word ‘CRACKER’ (when counted from left to righ...
Select the correct mirror image of the given figure when the mirror is placed to the right side of the f igure .
Select the option that will fill in the blank and complete the given series.
7, 9, 13, 21, __________
In a certain code language, 'HEIGHT" is coded as 'FCGDEQ'. What is the code for 'METHOD' in that code language?
Which diagram correctly represents the relationship of pigeons, birds, dogs?
Select the option that represents the letters that, when placed from left to right in the following blanks, will complete the letter-series.
G _ ...
