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The correct answer is B
P, Q, R and S can do a piece of work in 20 days. If P and Q together can do it in 50 days, and R alone in 60 days, then in how many days can S alone do it?
P’s 3 days work is equal to Q’s 4 days work. If P and Q together can complete the work in 32 days then how much time Q will take to complete 75% of ...
Kusum, Joy and Mona together can complete a piece of work in (y-18) days. The efficiency of Kusum is 62.5% less than the efficiency of Mona. Joy alone c...
Mohan, Sohan, and Rohan alone can finish a piece of work in 50, 100, and 150 days respectively. They start the work together, but Mohan leaves after 8 d...
‘A’ alone can do some work in 10 days. ‘B’ and ‘C’ together can do the same work in 12 days. If ‘B’ is half as efficient as ‘A’, the...
P, Q and R take 18, 15 and 10 days respectively to complete a job. Compare their efficiencies as a ratio.
18 men, working 8 hours a day, can complete a task in 21 days. If a woman is 33(1/3)% less efficient than a man, how much time will it take for 24 women...
A, B and C can complete a work in 10, 20 and 15 days respectively. A left the work 3 days before the work was completed and B left 1 days after A had le...
A contractor undertook to make 20 km of roadway in 48 weeks. In 28 weeks, 8 km was completed by 120 men working 12 hours a day. The men then agreed to w...
If 24 persons can finish 50% of work in 12 days in how many days 48 person can finish the complete work?
