IBPS Government Jobs Exams Numerical Ability Time and Work

4 girls can do a piece of work in 8 days. 3 boys can do the same piece of work in 9 days. 7 men do the same piece of work in 2 days and 5 women can do the same piece of work in 4 days. Who is least efficient ?
A) Boys B) Girls C) Women D) Men E) None of thses

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IBPS Other Question

The marked price of an article is Rs. 5000 but due to festive offer a certain percentage of discount is declared. Mr. X availed this opportunity and bought the article at reduced price. He then sold it at Rs. 5000 and thereby made a profit of 11⅟₉%. The percentage of discount allowed was?
A) 10% B) 20% C) 25% D) 12% E) 15% In a tank there are three inlet pipes P, Q and R and one outlet pipe S. Pipe R fills the tank two times faster than pipe P and three times faster than pipe Q. Outlet S takes 10 minutes to empty the full tank. Time taken by inlet R to fill the empty tank is 2/5th of the time taken by S to Empty the full tank. In what time Will the inlets P and Q together fill the empty tank ?
A) 4⅘ minutes B) 4⅖ minutes C) 3⅘ minutes D) 3 ⅖ minutes E) 5⅔ minutes