45 men complete a piece of work in 30 days working 12 hours a day. In how many days will 60 men complete that work working 10 hours a day ?
A). 27 days
B). 30 days
C). 33 days
D). 35 days
27 days
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1. Prabhat has done$\frac{1}{2}$ of a job in 12 days. Santosh completes the rest of the job in 6 days. In how many days can they together do the job?
2. A garrison of 150 men is provided with a ration for 25 days. If they have to stay for a period of 5 days more, by what amount they should decrease their consumption?
3. X and Y can complete a work in 5 days. Y and Z can complete the same work in 6 days. Z and X can complete the same work in 15/2 days. In how many days will X, Y and Z together complete the work?
4. If 40 men working 9 hours a day can finish a work in 21 days, in how many days will 27 men working 10 hours a day do the same work?
5. A can do a piece of work in 8 days which B can do in 12 days. They begin together, but 2 days before the completion of work, A leaves off. The total number of days to complete the work is
6. A and B can do a job together in 7 days. A is 1 ¾ times as efficient as B. the same job can be done by A alone in:
7. Two men can complete a piece of work in four days. Two women can complete the same work in eight days. Four boys can complete the same work in five days. If four men, eight women and 20 boys work toge
8. 2 men and 8 women can earn 713640 in 11 days. 6 men and 10 women can earn 713 800 in 15 days. In how many days will 10 men and 15 women earn 78700 ?
9. P alone can complete a piece of work in 6 days. Work done by Q alone in one day is equal to one-third of the work done by P alone in one day. In how many days can the work be completed if P and Q work
10. A and B together can complete a work in 12 days. A alone can complete it in 20 days. If B does the work only for half a day daily, then in how many days A and B together will complete the work?
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