Time and Work Questions and Answers


General Aptitude

Time and Work


    21) A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in:

  • A)4 days
  • B)6 days
  • C)8 days
  • D)12 days
Answer: B

    22) 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 :

  • A)8 days
  • B)10 days
  • C)12 days
  • D)15 days
Answer: C

    23) A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 days. They all work together for 10 days when B and C leave. How many days more will A take to finish the work?

  • A)18 days
  • B)24 days
  • C)30 days
  • D)36 days
Answer: A

    24) A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can together finish the work in :

  • A)4 days
  • B)6 days
  • C)8 days
  • D)18 days
Answer: A

    25) 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 a woman?

  • A)3 : 4
  • B)4 : 3
  • C)5 : 3
  • D)Data inadequate
Answer: B