Discussion
Home ‣ Aptitude ‣ Time and Work Comments
- Question
If A, B and C together do a job in 4 days, A and C together do the job in 4.5 days and B and C together do the job in 12 days then in how many days can C alone do the job?
Options- A. 36
- B. 6
- C. 18
- D. 12
- Correct Answer
- 18
- 1. If A, B and C can do a job working alone in 12, 18 and 36 days respectively. They all work together for 2 day, then B quits. How many days will A and C take to finish rest of the job?
Options- A. 9
- B. 6
- C. 3
- D. 4 Discuss
- 2. A, B and C can finish a job working alone in 12, 8 and 24 days respectively. In how many days they can finish the job if they worked together?
Options- A. 5
- B. 6
- C. 4
- D. 3 Discuss
- 3. A can do 1/3rd of a job in 3 days and B can do half of the job in 9 days. If they work on it together, then in how many days can they finish half of the job?
Options- A. 4
- B. 5
- C. 6
- D. 3 Discuss
- 4. A can finish a work in 18 days and B in 36 days. If they work on it together for 9 days, then what percent of work is left?
Options- A. 33.3
- B. 20
- C. 75
- D. 25 Discuss
- 5. A can do a work in 36 days and B in 12 days. If they work on it together, then in how many days will they be able to do the work?
Options- A. 8
- B. 6
- C. 10
- D. 9 Discuss
- 6. P and Q can do a project in 20 and 12 days respectively. In how many days can they complete 40% of the project if they work together?
Options- A. 1.5 days
- B. 3 days
- C. 6 days
- D. 9 days Discuss
- 7. 12 men complete a work in 14 days. 5 days after they had started working, 3 men join them. How many more days will all of them take to complete the remaining work?
Options- A. 5
- B. 4
- C. 3
- D. 2 Discuss
- 8. Working 10 hours a day, Aman can complete a piece of work in 18 days. How many hours a day should he work so as to finish the work in 15 days?
Options- A. 10
- B. 12
- C. 16
- D. 18 Discuss
- 9. Robin can do a work in 10 hours. Pradeep and Robin together can do the same work in 4 hours. Pradeep and Nitin together can do the samework in 5 hours. In how many hours Nitin alone can complete the same work?
Options- A. 12
- B. 15
- C. 18
- D. 20 Discuss
- 10. S, T and U can complete a work in 40, 48 and 60 days respectively. They received Rs 10800 to complete the work. They begin the work together but Tleft 2 days before the completion of the work and U left 5 days before the completion of the work. S has completed the remaining work alone. What is the share of S(in Rs) from total money?
Options- A. 4320
- B. 4500
- C. 4860
- D. 4960 Discuss
Time and Work problems
Search Results
Correct Answer: 6
Correct Answer: 4
Correct Answer: 3
Correct Answer: 25
Correct Answer: 9
Correct Answer: 6 days
Correct Answer: 3
Explanation:
Let p be the required number of days.
From the given data,
12 x 14 = 12 x 5 + (12+3) x p
12 x 14 = 12[5 + 3p]
14 = 5 + 3p
3p = 9
p = 3 days.
Hence, more 3 days all of them take to complete the remaining work.
Correct Answer: 12
Correct Answer: 20
Correct Answer: 4860
Comments
There are no comments.More in Aptitude:
Programming
Copyright ©CuriousTab. All rights reserved.