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Arithmetic Aptitude :: Time and Work

  1. How many workers are required for completing the construction work in 10 days?

    I .20% of the work can be completed by 8 workers in 8 days.

    II. 20 workers can complete the work in 16 days.

    III.One-eighth of the work can be completed by 8 workers in 5 days.

     

  2. A.

    I only

    B.

    II and III only

    C.

    III only

    D.

    I and III only

    E.

    Any one of the three

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  3.  In how many days can 10 women finish a work?

    I.10 men can complete the work in 6 days.

    II.10 men and 10 women together can complete the work in 3\(\frac { 3 } { 7 } \)days.

    III.If 10 men work for 3 days and thereafter 10 women replace them, the remaining work in completed in 4 days.

         

  4. A.

    Any two of the three

    B.

    I and II only

    C.

    II and III only

    D.

    I and III only

    E.

    None of these

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  5.  In how many days can 10 women finish a work?

     I .10 men can complete the work in 6 days.

     II.10 men and 10 women together can complete the work in \(\left(\frac{33}{7}\right)\) days.

     III.If 10 men work for 3 days and thereafter 10 women replace them, the remaining work in completed in 4 days.

     

  6. A.

    Any two of the three

    B.

    I and II only

    C.

    II and III only

    D.

    I and III only

    E.

    None of these

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