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- Question
Tushar takes 6 hours to complete a piece of work, while Amar completes the same work in 10 hours. If both of them work together, then what is the time required to complete the work?
Options- A. 3 hours
- B. 3 hours 15 minutes
- C. 3 hours 30 minutes
- D. 3 hours 45 minutes
- Correct Answer
- 3 hours 45 minutes
ExplanationLet them take x hours working together
1/x = 1/10 + 1/6 = 8/30
X= 30/8 hours = 15/4 hours = 3 hours 45 minutes
- 1. A and B do (3/5) th part of a work and the rest of the work is completed by C. If A, B and C take the same work for Rs 5000, then what is the share of C (in Rs)?
Options- A. 3000
- B. 2500
- C. 2000
- D. 1500 Discuss
- 2. A can do a piece of work in 6 days working 8 hours a day while B can do the same work in 4 days working 10 hours a day. If the work has to be completed in 5 days, so how many hours do they need to work together in a day?
Options- A. 59/11
- B. 48/11
- C. 70/11
- D. 65/11 Discuss
- 3. 3 men or 4 women can complete a job in 120 days. 12 men and 16 women will complete the same job in how many days?
Options- A. 12
- B. 14
- C. 15
- D. 18 Discuss
- 4. Sandy and Mandy do (8/13)th part of a work and the rest of the work was completed by Andy. If Sandy, Mandy and Andy take the same work for Rs. 2600, then what is the share (in Rs) of Andy?
Options- A. 1600
- B. 1400
- C. 800
- D. 1000 Discuss
- 5. Mr. Raghav taught Geometry for 36 hours. If the time taken in teaching Ratio consitutes one-fourth of the time for Arithmetic, then for how much time (in hours) did he taught the topic of Ratio?
Options- A. 46
- B. 51.75
- C. 69
- D. 103.5 Discuss
- 6. A can make a cupboard in 10 days and B can do it in 50 days. Along with C, they did the job in 6.25 days only. Then in how many days C alone can do the job?
Options- A. 20
- B. 25
- C. 16
- D. 15 Discuss
- 7. Two labourers A and B are paid a total of Rs. 750 per day. If A is paid 150 percent of what is paid to B, how much (in Rs) is B paid?
Options- A. 450
- B. 250
- C. 300
- D. 500 Discuss
- 8. A and B together do a job in 12 days and A could do the job in 20 days if he worked alone. How many days would B take to do the job if he worked alone?
Options- A. 30
- B. 25
- C. 24
- D. 15 Discuss
- 9. X, Y and Z can do a piece of work in 30,40 and 50 days respectively. All three of them began the work together but Y left 4 days before completion of the work. In how many days was the work completed?
Options- A. 660/47
- B. 640/47
- C. 680/47
- D. 665/47 Discuss
- 10. P, Q and R together can make a table in 40 minutes. P and Q together can make it in 60 minutes. How much time (in minutes) will R alone take to make the table?
Options- A. 100
- B. 120
- C. 90
- D. 150 Discuss
Time and Work problems
Search Results
Correct Answer: 2000
Correct Answer: 48/11
Correct Answer: 15
Correct Answer: 1000
Correct Answer: 69
Correct Answer: 25
Correct Answer: 300
Correct Answer: 30
Correct Answer: 660/47
Correct Answer: 120
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