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Aptitude - Aptitude-Time And Works

Read many objective multiple choice questions of Aptitude - Aptitude-Time and works in English. Practise online thousands of questions related to Aptitude - Aptitude-Time and works. You can check online answer and try mock tests for Aptitude - Aptitude-Time and works Questions provided in English.

Kim can do a work in 3 days while David can do the same work in 2 days. Both of them finish the work together and get Rs.150. What is the share of Kim?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Kim\'s wages : David\'s wages    = Kim\'s 1 day\'s work : David\'s 1 day\'s work
    = 1/3 : 1/2
    = 2 : 3
    Kim\'s share    = Rs.(2/5×150)
    =Rs.60.

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?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Ratio of times taken by Sakshi and Tanya=125:100
    = 5 : 4.
    Suppose Tanya takes x days to do the work.
    5 : 4 ::20 : x
    x<=> (4×20/5)
    <=> 16 days.

A man can do a piece of work in 5 days, but with the help pf his son, he can do it in 3 days. In what time can the son do it alone?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Son\'s 1 day\'s work    = (1/3-1/5)
    =2/15.
    The son alone can do the work in     = 15/2
    =7x1/2 days.

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