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If $6$ men and $8$ boys can do a piece of work in $10$ days while $26$ men and $48$ boys can do the same in $2$ days, the time taken by $15$ men and $20$ boys in doing the same work will be:

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Important Questions on Time and Work

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 18

12

men complete a work in

9

days. After they have worked for

6

days,

6

more men joined them. How many days will they take to complete the remaining work?

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 19

A and B undertake a piece of work for Rs

1200

. A can do it in

8

days, B can do it in

12

days and with the help of C, they can complete the work in

4

days. Find the share of C.

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 20

A can do

50 %

more work than B in the same time. B alone can do a piece of work in

20

hours. A, with help of B, can finish the same work in how many hours?

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 21

Three pipes A, B and C when working alone, can fill a tank from empty to full in

30

minutes,

20

minutes, and

10

minutes, respectively. When the tank is empty, all the three pipes are opened. A. B and C discharge chemical solutions P, Q and R respectively. What is the proportion of solution R in the liquid in the tank after

3

minutes?

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 22

Three taps A, B, and C can fill a tank in $12, 15$ and $20$ hours, respectively. If tap A is open at all the times and taps B and C are open for one hour each, alternately, then the tank will be full in:

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 23

8

men and

4

women together can complete a piece of work in

6

days. The work done by a man in one day is double the work done by a woman in one day. If

8

men and

4

women started working and after

2

days

4

men left and

4

new women joined, in how many more days will the work be completed?

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 24

A contractor undertakes to build a wall in

50

days. He employs

50

peoples for the same. However, after

25

days he finds that only

40 %

of the work is complete. How many more men need to be employed to complete the work in time?

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RBI Assistant Exam Guide for Preliminary & Main Exam 2018>Chapter 26 - Time and Work>EXERCISE>Q 25

A and B can finish a work in

10

days while B and C can do it in

18

days. A started the work, worked for

5

days,then B
worked for

10

days and the remaining work was finished by C in

15

days. In how many days could C alone have finished the whole work?

If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same in 2 days, the time taken by 15 men and 20 boys in doing the same work will be:

Important Questions on Time and Work

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If $6$ men and $8$ boys can do a piece of work in $10$ days while $26$ men and $48$ boys can do the same in $2$ days, the time taken by $15$ men and $20$ boys in doing the same work will be: