Time and Work Questions Practice Question and Answer

Q: A can do a piece of work in 4 hours; B and C can do it in 3 hours. A and C can do it in 2 hours. How long will B alone take to do it ? 841 0

  • 1
    10 hours
    Correct
    Wrong
  • 2
    12 hours
    Correct
    Wrong
  • 3
    8 hours
    Correct
    Wrong
  • 4
    24 hours
    Correct
    Wrong
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Answer : 2. " 12 hours"

Q: A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days, C alone can do the work in : 845 0

  • 1
    60 days
    Correct
    Wrong
  • 2
    120 days
    Correct
    Wrong
  • 3
    80 days
    Correct
    Wrong
  • 4
    30 days
    Correct
    Wrong
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Answer : 2. " 120 days"

Q: A man a woman and a boy can complete a job in 3, 4 and 12 days. How many boys must assist 1 man and 1 woman to complete the job in $$ {1\over 4} \ days$$ of a day ? 781 0

  • 1
    1
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    19
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 4. "41"

Q:

If 18 men can finish a job in 26 days, then, in how many days will 13 men finish the same job?

244 0

  • 1
    22 days
    Correct
    Wrong
  • 2
    36 days
    Correct
    Wrong
  • 3
    25 days
    Correct
    Wrong
  • 4
    19 days
    Correct
    Wrong
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Answer : 2. "36 days "

Q:

A man, a woman and a boy can complete a job in 3, 4 and 12 days respectively. How many boys must assist 1 man and 1 woman to complete the job in $$1\over4$$  of a day?

868 0

  • 1
    1
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    19
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 4. "41"

Q:

A can cultivate $$2\over5$$ th of a land in 6 days and B can cultivate $$1\over3$$  of the same land in 10 days. Working together A and B can cultivate of $$4\over5$$  the land in;

903 0

  • 1
    4 days
    Correct
    Wrong
  • 2
    5 days
    Correct
    Wrong
  • 3
    8 days
    Correct
    Wrong
  • 4
    10 days
    Correct
    Wrong
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Answer : 3. "8 days"

Q:

A can do 50% of a work in 16 days, B can do 1/4 of the same work in 24 days. In how many days will they complete 3/4th of the work working together?

233 0

  • 1
    24
    Correct
    Wrong
  • 2
    19
    Correct
    Wrong
  • 3
    21
    Correct
    Wrong
  • 4
    18
    Correct
    Wrong
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Answer : 4. "18"

Q:

Some men can do a piece of work in 60 days. If there are 8 more men, the work can be completed in 10 days less. What was the number of men in the beginning?

322 0

  • 1
    30
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    32
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 2. "40"

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