Quiz Discussion

Two workers A and B are engaged to do a piece of work. A working alone would take 8 hours more to complete the work that when work together. If B worked alone, would take \({ \text{4}}\frac{1}{2}\) hours more than when working together. The time required to finish the work together is =?

 

Course Name: Quantitative Aptitude

  • 1] 5 hours
  • 2] 8 houras
  • 3] 4 hours
  • 4] 6 hours
Solution
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# Quiz
1
Discuss

Three friends Anne, Bob and Chris work together to do a certain job. Time it takes them to do the work together to do a certain job. The it takes them to do the work together is 6 hours less than Anne would have take alone, 1 hour less than Bob would have taken alone and half the time Chris would have taken working alone text. How long did it take them to complete the job, working together ?

  • 1] 20 minutes
  • 2] 30 minutes
  • 3] 40 minutes
  • 4] 50 minutes
Solution
2
Discuss

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:

  • 1]

    15

  • 2]

    16

  • 3]

    18

  • 4]

    25

Solution
3
Discuss

A and B together can complete a job in 8 days. Both B and C, working alone can finish the same job in 12 days, A and B commence work on the job, and work for 4 days, where upon A leaves, B continues for 2 more days, and then he leaves too, C now starts working, and finishes the job. How many days will C require to finish the remaining work ?

  • 1] 5 days
  • 2] 8 days
  • 3] 3 days
  • 4] 4 days
Solution
4
Discuss

Find in what ratio will the total wages of the workers of a factory be increased or decreased if there is a reduction in the number of workers in the ratio 13 : 10 and an increment in their wages in the ratio 15: 26.

  • 1]

    6/5

  • 2]

    1/5

  • 3]

    3/5

  • 4]

    7/6

Solution
5
Discuss

A can do a certain work in 12 days. B is 60% more efficient then A. How many days will B and A together take to do the same job?

  • 1]

    \(\frac{{80}}{{13}}{ \text{days}}\)

  • 2]

    \(\frac{{70}}{{13}}{ \text{days}}\)

  • 3]

    \(\frac{{75}}{{13}}{ \text{days}}\)

  • 4]

    \(\frac{{60}}{{13}}{ \text{days}}\)

Solution
6
Discuss

A, B and C completed a work costing Rs. 1800. A worked for 6 days, B for 4 days and C for 9 days. If their daily wages are in the ratio of 5 : 6 : 4, how much amount will be received by A ?

  • 1] Rs. 600
  • 2] Rs. 750
  • 3] Rs. 800
  • 4] Rs. 900
Solution
7
Discuss

A man undertakes to do a certain work in 150 days. He employs 200 men. He finds that only a quarter of the work is done in 50 days. The number of additional men that should be appointed so that the whole work will be finished in time is = ?

  • 1] 75
  • 2] 100
  • 3] 125
  • 4] 50
Solution
8
Discuss

45 men can complete a piece of work in 16 days. Four days they started working , 36 more men joined them. How many days will they take to complete the remaining work ?

  • 1]

    6 days

  • 2]

    8 days

  • 3]

    \({ \text{6}}\frac{2}{3}{ \text{ days}}\)

  • 4]

    \({ \text{7}}\frac{3}{4}{ \text{ days}}\)

Solution
9
Discuss

4 men and 10 women were put on work. They completed \(\frac{1}{3}\) of the work in 4 days. After this 2 men and 2 women were increased. They completed \(\frac{2}{9}\) more of the work in 2 days. If the remaining work is to be completed in 3 days, then how many more women must be increased?

 

  • 1] 8
  • 2] 32
  • 3] 50
  • 4] 55
Solution
10
Discuss

Five men are working to complete a work in 15 days. After five days 10 women are accompanied by them to complete the work in next 5 days. If the work is to be done by women only, then in how many days could the work be over if 10 women have started it ?

  • 1] 10 days
  • 2] 12 days
  • 3] 15 days
  • 4] 18 days
Solution
# Quiz