Online Quantitative Aptitude On - Time and Work - Online Test Part - 5

Time and Work Online Test Part - 5

Exam Name - Quantitative Aptitude
Subject Name - Time and Work
Exam Type - Multiple Choice Questions
No Of Questions - 10

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Question - 1: A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days? ?

1. 11 days
2. 13 days
3. 15 days
4. 17 days

Show/Hide Answer

Answer = B - 13 days Explanation: No Explanation

Question - 2:P can complete a work in 12 days working 8 hours a day,Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work? ?

1. 5x5/11
2. 5x6/11
3. 6x5/11
4. 6x6/11

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Answer = A - 5x5/11 Explanation: No Explanation

Question - 3:12 men can complete a work in 18 days. Six days after they started working, 4 men joined them. How many days will of them take to finish the remaining work ? ?

1. 9
2. 10
3. 12
4. 15

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Answer = A - 9 Explanation: No Explanation

Question - 4:Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar 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. 7 hours 30 minutes
2. 8 hours
3. 8 hours 15 minutes
4. 8 hours 25 minutes

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Answer = C - 8 hours 15 minutes Explanation: No Explanation

Question - 5:A,B, and C can complete a piece of work in 24,6 and 12 days respectively. Working together , they will complete the same work in ?

1. 1/24 day
2. 7/24 day
3. 3x3/7 days
4. 4 days

Show/Hide Answer

Answer = C - 3x3/7 days Explanation: (A+B+C)'s 1 day's work = (1/24+1/6+1/12)
= 7/24.
So, A,B and C together will complete the job in 24/7

Question - 6:Twelve men can complete work in 8 days. Three days after they started the work, 3 more men joined. In how many days will all of them together complete the remaining work ? ?

1. 2
2. 4
3. 5
4. 6

Show/Hide Answer

Answer = B - 4 Explanation: No Explanation

Question - 7:A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in: ?

1. 15
2. 12
3. 17
4. 24/7

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Answer = D - 24/7 Explanation: No Explanation

Question - 8:A can lay railway track between two given stations in 16 days and B can do the same job in 12 days. With the help of C, they did the job in 4 days only. Then, C alone can do the job in ?

1. 9x1/5 days
2. 9x2/5 days
3. 9x3/5 days
4. 10 days

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Answer = C - 9x3/5 days Explanation: No Explanation

Question - 9:A piece of work can be done by 6 men and 15 women in 6 days or 3 men and 4 women in 10 days. It can be done by 9 men and 15 women ?

1. 1 day
2. 2 days
3. 4 days
4. 3 days

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Answer = D - 3 days Explanation: No Explanation

Question - 10:Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is: ?

1. 15
2. 16
3. 18
4. 25

Show/Hide Answer

Answer = B - 16 Explanation: No Explanation

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