A can complete a piece of work in 16 days and B can complete it in 20 days. They start working together. Two days before the completion of the work A leaves. Work is completed in
Correct answer A. 10 days
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Time and Work MCQs
Page 3 of Time and Work multiple-choice questions with answers. Tap an option to check yourself.
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- Numbers 104
- Percentage 103
- Age Questions 95
- Profit and Loss 82
- Ratio and Proportion 80
- Time and Work 73
- Alligation or Mixture 73
- Fraction and Decimal 72
- Compound Interest 71
- Simple Interest 69
- Area 64
- Volume and Surface Area 64
- Equations and Inequalities 64
- Time and Distance 64
- Simplification 60
- Permutation and Combination 59
- Average 59
- Basic Algebra 58
- Pipes and Cistern 57
- Partnership 56
- Square Root and Cube Root 51
- Problems on Numbers 47
- Probability 45
- Problems on Trains 44
- Odd Man Out and Series 43
- Surds and Indices 43
- Clock 39
- Races and Games 38
- Height and Distance 37
- True Discount 36
- Stocks and Shares 34
- Boats and Streams 34
- Banker's Discount 32
- Counting 32
- Logarithm 30
- Problems on H.C.F and L.C.M 30
- Calendar 30
- Road Problems 26
- Word Problems 25
- Men and Food 24
A is twice as good a workman as B and takes 6 less days to complete a piece of work as B does. To finish the work alone B will take
Correct answer A. 12
A can do a piece of work in 28 days. If B is 40% more efficient than A B can do the same piece of work in
Correct answer A. 20 days
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A can finish a work in 7 days B in 14 days and C in 28 days. B and C start working and are forced to leave the work after 2 days. The number of days taken by A to finish the remaining work is
Correct answer C. 5.5 days
A can finish a work in 20 days B can do the same work in 10 days. After A has worked for 5 days B joins A in how many days the remaining work will be finished.
Correct answer C. 5 days
A can do a work in 40 days and B can do it is 25 days. A worked at it for 8 days. In how many days B can finish the remaining work.
Correct answer B. 20 days
A can do a piece of work in 16 days while B can do it in 12 days. With the help of C they can finish it in 6 days. In how many days can C alone do the work?
Correct answer A. 48 days
12 women or 16 girls can do a certain job in 20 days. 14 women and 8 girls can do the same job in how many days?
Correct answer C. 12
A can type 60 pages in 15 hours. A and B can type 150 pages in 25 hours. How long will it take B alone to type 120 pages?
Correct answer D. 60 hours
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A and B together can fill a ditch in 30 days while A alone can fill it in 50 days. If B does the work for only half a day daily how long will it take to fill the ditch by A and B?
Correct answer C. 75/2 days
Working 8 hours a day a work is done in 10 days. For how many hours a day must the work be done in order to complete it in 8 days.
Correct answer B. 10 hours
Two pipes can fill an empty tank in 10 and 15 hrs respectively. If waste pipe C is opened both A and B together can fill the tank in 5 hours. The waste pipe can empty the full tank in
Correct answer A. 30 hrs
A tank that can be filled by an inlet pipe A in 12 hours is filled in 18 hours while out let pipe B is opened. The outlet pipe B can empty the full tank in
Correct answer B. 36 hrs
A tank which has a leak in the bottom is filled in 20 hours. Had there been no leak the tank would have been filled in 15 hours. The leak can empty the full tank in
Correct answer C. 60 hrs
Pipe A can fill a tank in 10 hours and pipe B can empty it in 15 hours. In how many hours will the tank be filled if both the pipes are opened?
Correct answer D. 30
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16 men can finish two fifth of the work in 4 days. The number of additional men required to finish the remaining work in 2 more days will be
Correct answer B. 0 men
A can finish a work in 24 days B can finish the same work in 36 days. If they work together and finish it then out of total wages of Rs. 500 A will get
Correct answer C. Rs. 300
A works thrice as fast as B. If B can complete a work in 18 days. Then number of days taken by A and B working together to complete this work is
Correct answer D. 4.5 days
A is thrice as good workman as B and together they finish a piece of work in 24 days. In how many days can A alone finish the work
Correct answer C. 32 days
A and B can do a piece of work in 10 days. B and C in 15 days C and A in 30 days. In how many days can they do it all working together?
Correct answer D. 10 days