1. | A particular job can be completed by a team of 10 men in 12 days. The same job can be completed by a team of 10 women in 6 days. How many days are needed to complete the job if the two teams work together? | |
A. 4 days | ||
B. 6 days | ||
C. 9 days | ||
D. 18 days | ||
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2. | A and B can do a work in 18 and 24 days respectively. They worked together for 8 days and then A left. The remaining work was finished by B in: | |
A. 5 days | ||
B. 5 1/3 days | ||
C. 8 days | ||
D. 10 days | ||
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3. | If 6 men and 8 boys can do a piece of work in 10 days and 26 men and 48 boys can do the same in 2 days, then the time taken by 15 men and 20 boys to do the same type of work will be: | |
A. 4 days | ||
B. 5 days | ||
C. 6 days | ||
D. 7 days | ||
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4. | A can do a work in 15 days and B in 20 days. If they together work on it for 4 days, then the fraction of the work that is left is: | |
A. 8/15 | ||
B. 7/15 | ||
C. 1/4 | ||
D. 1/10 | ||
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5. | A does half as much work as B in one sixth of the time. If together they take 10 days to complete a work, how much time shall B take to do it alone? | |
A. 30 days | ||
B. 40 days | ||
C. 50 days | ||
D. 60 days | ||
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6. | If 72 men can build a wall of 280m length in 21 days, how many men could take 18 days to build a similar type of wall of length 100 m? | |
A. 10 | ||
B. 18 | ||
C. 28 | ||
D. 30 | ||
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7. | Suman can do a work in 3 days. Sumati can do the same work in 2 days. Both of them finish the work together and get Rs. 150. What is the share of Suman? | |
A. Rs. 30 | ||
B. Rs. 60 | ||
C. Rs. 70 | ||
D. Rs. 75 | ||
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8. | A can do a piece of work in 60 days. He works for 15 days and then B alone finishes the remaining work in 30 days. The two together can finish the work in: | |
A. 24 days | ||
B. 25 days | ||
C. 30 days | ||
D. 32 days | ||
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