Q1. A man, a woman and a boy can complete a job in 3, 4 and 12 days. How many boys must assist 1 man and 1 woman to complete the job in 1/4 of a day?
(a) 1
(b) 4
(c) 19
(d) 41
(e) none of these
Q2. A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days, C alone can do the work in:
(a) 60 days
(b) 120 days
(c) 80 days
(d) 30 days
(e) none of these
Q3. A man, a woman and a boy can complete a piece of work in 20 days, 30 days and 60 days respectively. How many must assist 2 men and 8 women so as to complete the work in 2 days?
(a) 8
(b) 12
(c) 4
(d) 6
(e) none of these
Q4. A skilled, a half skilled and an unskilled labourer work for 7, 8 and 10 days respectively and they together get Rs. 369 for their work. If the ratio of their each day’s work is 1/3 ∶1/4 ∶1/6, then how much does the trained labourer get (in rupees)?
(a) 164
(b) 102.50
(c) 201.50
(d) 143.50
(e) none of these
Q5. Stanic and Paul take a piece of work for Rs. 28,800. One alone could do it in 36 days, the other in 48 days. With the assistance of an expert, they finish it in 12 days. How much remuneration the expert should get?
(a) Rs. 10000
(b) Rs. 18000
(c) Rs. 16000
(d) Rs. 12000
(e) none of these
Q6. In two days A, B and C together can finish 1/2 of a work and in another 2 days B and C together can finish 3/10 part of the work. Then A alone can complete the whole work in.
(a) 15 days
(b) 10 days
(c) 12 days
(d) 14 days
(e) none of these
Q7. 2 men and 1 women together can complete a piece of work in 14 days, while 4 women and 2 men together can do it in 8 days. If a man gets Rs. 600 per day. How much should a woman get per day?
(a) Rs. 400
(b) Rs. 450
(c) Rs. 480
(d) Rs. 360
(e) none of these
Q8. Two workers A and B working together completed a job in 5 days. If A had worked twice as efficiently as he actually did, the work would have been completed in 3 days. To complete the job alone, A would require
(a) 5 1/5 days
(b) 6 1/4 days
(c) 7 1/2 days
(d) 8 3/4 days
(e) none of these
Q9. 5 persons can prepare an admission list in 8 days working 7 hours a day. If 2 persons join them so as to complete the work in 4 days, how many hours they need to work:
(a) 10 hours
(b) 9 hours
(c) 12 hours
(d) 8 hours
(e) none of these
Q10. A contractor undertook to finish a certain work in 124 days and employed 120 men. After 64 days, he found that he had already done 2/3 of the work. How many men can be discharged now so that the work may finish in time?
(a) 48
(b) 56
(c) 40
(d) 50
(e) none of these
Q11. A, B and C can complete a piece of work in 10, 12 and 15 days respectively. A left the work 5 days before the work was completed and B left 2 days after A had left. Number of days required to complete the whole work was:
(a) 8 (2/3) days
(b) 6 days
(c) 6 (2/3) days
(d) 7 days
(e) none of these
Q12. A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?
(a) 10 days
(b) 12 days
(c) 15 days
(d) 20 days
(e) none of these
Q13. A takes 10 days less than the time taken by B to finish a piece of work. If both A and B can do it in 12 days, then the time taken by B alone to finish the work is
(a) 30 days
(b) 27 days
(c) 20 days
(d) 25 days
(e) none of these
Q14. A can do as much work as B and C together can do. A and B can together can do a piece of work in 9 hours 36 minutes and C can do it in 48 hours. The time (in hours) that B needs to do the work alone, is:
(a) 18 hrs
(b) 24 hrs
(c) 30 hrs
(d) 12 hrs
(e) none of these
Q15. Two workers A and B are engaged to do a piece of work. A working alone would take 8 hours more to complete the work that when work together. If B worked alone, would take 4 (1/2) hours more than when work together. The time required to finish the work together is
(a) 5 hours
(b) 8 hours
(c) 4 hours
(d) 6 hours
(e) none of these
Solutions
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