Time and Work on Arithmetic Aptitude related Questions and Answers

Question 1 : 10 men and 15 women together can complete a work in 6 days. It takes 100 days for one man alone to complete the same work. How many days will be required for one woman alone to complete the same work?
1. 225 days
2. 185 days
3. 245 days
4. 165 days
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Question 2 : X can do a work in 40 days. He worked for 8 days and then Y finished it in 16 days. If they work together, how long does it take to finish the work?
1. 10 1/3 days
2. 18 1/3 days
3. 13 1/3 days
4. 15 1/3 days
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Question 3 : A takes 3 days and B 2 days. Both worked together and finished the work, and got Rs.150. What is the share of A ?
1. Rs.90
2. Rs.60
3. Rs.80
4. Rs.50
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Question 4 : A and B are working on an assignment. A takes 6 hours to type 32 pages on a computer, while B takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?
1. 5 hours 15 minutes
2. 4 hours 30 minutes
3. 8 hours 15 minutes
4. 7 hours 45 minutes
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Question 5 : A can do a piece of work in 20 days. B is 25% more efficient than A. The number of days taken by B to do the same piece of work is
1. 12 days
2. 16 days
3. 18 days
4. 10 days
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Question 6 : A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in
1. 7 days
2. 15 days
3. 12 days
4. 10 days
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Question 7 : A, B and C are employed to do a piece of work for Rs.529. A and B together are supposed to do 19/23 of the work and B and C together 8/23 of the work. What amount should A be paid?
1. Rs.355
2. Rs.345
3. Rs.375
4. Rs.335
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Question 8 : Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and woman?
1. 3:02
2. 4:03
3. 5:03
4. 3:04
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Question 9 : 30.A and B take 15 and 20 days respectively. They worked for 4 days, and then the fraction of work left was
1. 15-Aug
2. 15-Jul
3. 15-Jun
4. 15-Nov
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Question 10 : 32.A does 4/5 of the work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone take to finish the whole work?
1. 37 ½ days
2. 36 ½ days
3. 35 ½ days
4. 34 ½ days
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