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- Question
Ajit is two times as good a workman as Badrinath and therefore is able to finish a job in 30 days less than Badrinath. Working together, they can do it in
Options- A. 10 days
- B. 30 days
- C. 15 days
- D. 20 days
- Correct Answer
- 20 days
- 1. A can do a work in 24 days and B in 40 days. If they work on it together for 10 days, then what fraction of work is left?
Options- A. 1/2
- B. 1/3
- C. 2/3
- D. 3/4 Discuss
- 2. A can complete a work in 20 days and B can complete the same work in 25 days. If both of them work together, then in 3 days what percent of the total work will be completed?
Options- A. 9
- B. 12
- C. 25
- D. 27 Discuss
- 3. A new topic named Problem Solving was also introduced and it was decided that 10% time of all topics except Arithmetic will be devoted to it. What will be the central angle (in degrees) made by Problem Solving in the new pie chart?
Options- A. 17.28
- B. 18
- C. 19.44
- D. 36 Discuss
- 4. If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?
Options- A. 15
- B. 20
- C. 25
- D. 40 Discuss
- 5. A is 1.5 times efficient than B therefore takes 8 days less than B to complete a work. If A and B work on alternate days and A works on first day, then in how many days the work will be completed?
Options- A. 17
- B. 19
- C. 19.5
- D. 21 Discuss
- 6. A and B together do a job in 6.75 days and A could do the job in 9 days if he worked alone. How many days would B take to do the job if he worked alone?
Options- A. 27
- B. 18
- C. 24
- D. 21 Discuss
- 7. A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in:
Options- A. 120 days
- B. 130 days
- C. 150 days
- D. 100 days Discuss
- 8. 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
- 9. 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
- 10. 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
Time and Work problems
Search Results
Correct Answer: 1/3
Correct Answer: 27
Correct Answer: 19.44
Correct Answer: 25
Correct Answer: 19
Correct Answer: 27
Correct Answer: 120 days
Correct Answer: 9
Correct Answer: 25
Correct Answer: 3
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