Time and Work Questions Practice Question and Answer
8 Q: ‘A’ can complete a work in 20 days while B is 25% more efficient than ‘A’. B worked for 6 days and left, the remaining work is completed by ‘C’ in 15 days. Find how many days ‘C’ can complete the whole work alone.
437 064d5d126ebd5c374727b70af
64d5d126ebd5c374727b70af- 127 daysfalse
- 221 daysfalse
- 318 daysfalse
- 424 daystrue
- 530 daysfalse
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Answer : 4. "24 days"
Q: A and B start moving from places X and Y and Y to X, respectively, at the same time on the same day. After crossing each other, A and B take $$5{4\over 9}$$ hours and 9 hours, respectively, to reach their respective destinations. If the speed of A is 33 km/h, then the speed (in km/h) of B is:
471 064d21006ebd5c374726dd95f
64d21006ebd5c374726dd95f- 122false
- 22false
- 3$$25{2\over 3}$$true
- 4$$24{1\over 3}$$false
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Answer : 3. "$$25{2\over 3}$$"
Q: A and B can do a piece of work in 18 days. B and C together can do it in 30 days. If A is twice as good a workman C, find in how many days B alone can do the work?
447 064ccd9cc8f85ca71558eeb83
64ccd9cc8f85ca71558eeb83- 190 daystrue
- 2100 daysfalse
- 380 daysfalse
- 475 daysfalse
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Answer : 1. "90 days"
Q: A can do $$1\over 3$$ of a work in 30 days. B can do $$2\over 5$$ of the same work in 24 days. They worked together for 20 days. C completed the remaining work in 8 days. Working together A, B and C will complete the same work in:
361 064c8d6263fde307e3f4f37ae
64c8d6263fde307e3f4f37ae- 115 daysfalse
- 210 daysfalse
- 318 daysfalse
- 412 daystrue
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Answer : 4. "12 days"
Q: To do a certain work, the ratio of the efficiencies of A and B is 7: 5. Working together, they can complete the same work in $$17{1\over 2}$$ days. A alone will complete 60% of the same work in:
318 064c7641f3fde307e3f4a8bb1
64c7641f3fde307e3f4a8bb1- 118 daystrue
- 215 daysfalse
- 316 daysfalse
- 421 daysfalse
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Answer : 1. "18 days"
Q: Three men and 4 women can do a piece of work in 7 days, whereas 2 men and I woman can do it in 14 days. Seven women will complete the same work in:
369 064bfbc6ce2108a7239494b44
64bfbc6ce2108a7239494b44- 110 daystrue
- 28 daysfalse
- 39 daysfalse
- 412 daysfalse
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Answer : 1. "10 days"
Q: A can do 2% of a work in 4 days, B can do $$33{1\over 3}\%$$ of the same work in 10 days. They worked together for 9 days. C completed the remaining work in 6 days. B and C together will complete 75% of the same work in :
370 064be5fea2dc867f593124fe5
64be5fea2dc867f593124fe5- 19 daysfalse
- 215 daysfalse
- 310 daystrue
- 412 daysfalse
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Answer : 3. "10 days "
Q: A can do a piece of work in 15 days. B is 25% more efficient than A, and C is 40% more efficient than B. A and C work together for 3 days and then C leaves. A and B together will complete the work in:
366 064b8eff9e154aff533802a31
64b8eff9e154aff533802a31- 13 daystrue
- 2$$2{1\over 2} days$$false
- 34 daysfalse
- 4$$3{1\over 2} days$$false
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