3 men, 4 women and 6 children can complete a
job in 1 week. The efficiency of a woman is
twice the efficiency of a man and the efficiency of a
child is half of the efficiency of a man. In how many
days can a woman alone complete the job?
(A) 14 days
(B) 49 days
(C) 7 days
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the indian flag is posted at the roof of the building then , where should it be posted on the roof such that the flag is equidistant from all the corners of the roof
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