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- Question
If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?
Options- A. 15
- B. 10
- C. 20
- D. 25
- Correct Answer
- 10
- 1. A, B and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?
Options- A. 10
- B. 20
- C. 15
- D. 18 Discuss
- 2. The labourers A, B, C were given a contract of Rs. 750 for doing a certain piece of work. All the three together can finish the work in 8 days. A and C together can do it in 12 day, while A and B together can do it in 13 1/3 days. The money will be divided in the ratio
Options- A. 4:5:6
- B. 4:7:5
- C. 5:7:4
- D. 5:6:8 Discuss
- 3. 35 persons are engaged to complete a work in 60 days. After 32 days it is observed that only (2/5)th part of the work has been done. The number of persons to be engaged to complete the remaining work in the said period is
Options- A. 20
- B. 35
- C. 30
- D. 25 Discuss
- 4. Asif is twice as good as workman as Bashir and together they finish a piece of work in 30 days. In how many days will Asif alone finish the work?
Options- A. 90
- B. 45
- C. 60
- D. 75 Discuss
- 5. A, B and C can do a job working alone in 6, 9 and 18 days respectively. They all work together for 1 day, then A and B quit. How many days C working alone will take to complete the remainder of the job?
Options- A. 9
- B. 6
- C. 12
- D. 10 Discuss
- 6. P and Q can complete a task in 50 and 20 days respectively. In how many days can they complete 70% of the task if they work together?
Options- A. 20 days
- B. 20 days
- C. 40 days
- D. 10 days Discuss
- 7. A can do a work in 36 days and B in 12 days. If they work on it together for 3 days, then what fraction of work is left?
Options- A. 2/3
- B. 1/3
- C. 1/4
- D. 1/5 Discuss
- 8. Pankaj has done 1/2 of a job in 12 days, Sainath completes the rest of the job in 6 days. In how many days can they together do the job?
Options- A. 4 days
- B. 12 days
- C. 8 days
- D. 16 days Discuss
- 9. 8 men can complete a work in 16 days. 16 women can complete the same work in 24 days. In how many days can 4 men and 8 women complete the same work?
Options- A. A)
- B. B)
- C. C)
- D. D) Discuss
- 10. A and B can do a piece of work in 24 and 30 daysrespectively. Both started the work and worked for 6 days.Then B leaves the work and C joins and the remaining workis completed by A and C together in 11 days. Find the days in which C alone can do the work
Options- A. 80
- B. 100
- C. 120
- D. 130 Discuss
Time and Work problems
Search Results
Correct Answer: 18
Correct Answer: 4:5:6
Correct Answer: 25
Correct Answer: 45
Correct Answer: 12
Correct Answer: 10 days
Correct Answer: 2/3
Correct Answer: 8 days
Correct Answer:
Correct Answer: 120
Explanation:
(1/24 + 1/30) x 6 + (1/24 + 1/C) x 11 = 1
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