Some ladies can do a piece of work in 12 days. Two times the number of such ladies will do half of that
work in :	Choose the correct choice from the following answers:
A) 6 days B) 4 days C) 12 days D) 3 days E) 2 days
Expl : Let x ladies can do the work in 12 days. More ladies, less days (Indirect)   Less work, less days (direct)   Ladies 2x : x Work 1 : ½   2x : x , 1 : ½ : : 12 : y   :. 2x * 1*y = x* ½ *12 or y = 3   Hence the required number of days = 3   Answer: 3 days
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Some ladies can do a piece of work in 12 days. Two times the number of such ladies will do half of that
work in :