# SSC > Time and Work

Explore popular questions from Time and Work for SSC. This collection covers Time and Work previous year SSC questions hand picked by experienced teachers.

General Intelligence and Reasoning
General Awareness
Quantitative Aptitude
English Comprehension
Q 1.

Correct2

Incorrect-0.5

A and B can do a work in 12 days, B and C in 15 days and C and A in 20 days. If A, B and C work together, they will complete the work in :

A

{tex}5{/tex} days

B

{tex}7\frac{5}{6}{/tex}days

{tex}10{/tex} days

D

{tex}15\frac{2}{3}{/tex}days

##### Explanation   Q 2.

Correct2

Incorrect-0.5

A and B can do a piece of work in 72 days. B and C can do it in 120 days, A and C can do it in 90 days. In how many days all the three together can do the work ?

A

80 days

B

100 days

60 days

D

150 days

##### Explanation  Q 3.

Correct2

Incorrect-0.5

A particular job can be completed by a team of 10 men in 12 days. The same job can be completed by a team of 10 women in 6 days. How many days are needed to complete the job if the two teams work together?

4 days

B

6 days

C

9 days

D

18 days

##### Explanation Q 4.

Correct2

Incorrect-0.5

A can do a work in 6 days and B in 9 days. How many days will both take together to complete the work?

A

7.5 days

B

5.4 days

3.6 days

D

3 days

##### Explanation Q 5.

Correct2

Incorrect-0.5

A and B can do a piece of work in 10 days, B and C in 15 days and C and A in 20 days. C alone can do the work in :

A

60 days

120 days

C

80 days

D

30 days

##### Explanation    Q 6.

Correct2

Incorrect-0.5

A can do a piece of work in 4 hours; B and C can do it in 3 hours. A and C can do it in 2 hours. How long will B alone take to do it ?

A

10 hours

12 hours

C

8 hours

D

24 hours

##### Explanation Q 7.

Correct2

Incorrect-0.5

A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in

A

{tex}\frac{1}{4}{/tex} day

B

{tex}\frac{7}{24}{/tex}day

{tex}3\frac{3}{7}{/tex}days

D

4 days

##### Explanation Q 8.

Correct2

Incorrect-0.5

A and B together can do a piece of work in 10 days. A alone can do it in 30 days. The time in which B alone can do it is

A

10 days

B

12 days

15 days

D

20 days

##### Explanation Q 9.

Correct2

Incorrect-0.5

A and B together can complete a piece of work in 72 days, B and C together can complete it in 120 days, and A and C together in 90 days. In what time can A alone complete the work ?

A

80 days

B

100 days

120 days

D

150 days

##### Explanation   Q 10.

Correct2

Incorrect-0.5

A and B together can do a work in 8 days, B and C together in 6 days while C and A together in 10 days, if they all work together, the work will be completed in :

A

{tex}3\frac{3}{4}{/tex}days

B

{tex}3\frac{3}{7}{/tex}days

{tex}5\frac{5}{47}{/tex}days

D

{tex}4\frac{4}{9}{/tex}days

##### Explanation  Q 11.

Correct2

Incorrect-0.5

A and B can do a piece of work in 12 days, B and C in 8 days and C and A in 6 days. How long would B take to do the same work alone ?

A

24 days

B

32 days

C

40 days

48 days

##### Explanation    Q 12.

Correct2

Incorrect-0.5

A and B can complete a piece of work in 30 days, B and C in 20 days, while C and A in 15 days. If all of them work together, the time taken in completing the work will be

A

10 days

B

12 days

C

{tex}12\frac{2}{3}{/tex}days

{tex}13\frac{1}{3}{/tex}days

##### Explanation   Q 13.

Correct2

Incorrect-0.5

A and B together can complete a work in 8 days and B and C together in 12 days. All of the three together can complete the work in 6 days. In how much time will A and C together complete the work ?

8 days

B

10 days

C

12 days

D

20 days

##### Explanation    Q 14.

Correct2

Incorrect-0.5

A alone can complete a work in 12 days. A and B together can complete it in 8 days. How long will B alone take to complete the work ?

24 days

B

18 days

C

16 days

D

20 days

##### Explanation Q 15.

Correct2

Incorrect-0.5

If A and B together can complete a work in 18 days, A and C together in 12 days and B and C together in 9 days, then B alone can do the work in

A

18 days

24 days

C

30 days

D

40 days

##### Explanation   Q 16.

Correct2

Incorrect-0.5

While working 7 hours a day, A alone can complete a piece of work in 6 days and B alone in 8 days. In what time would they complete it together, working 8 hours a day ?

3 days

B

4 days

C

2.5 days

D

3.6 days

##### Explanation  Q 17.

Correct2

Incorrect-0.5

A and B can do a piece of work in 10 days. B and C can do it in 12 days. C and A in 15 days. In how many days will C finish it alone ?

A

24 days

B

30 days

40 days

D

60 days

##### Explanation   Q 18.

Correct2

Incorrect-0.5

If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work ?

60 days

B

45 days

C

40 days

D

30 days

##### Explanation Q 19.

Correct2

Incorrect-0.5

If A and B together can complete a work in 12 days, B and C together in 15 days and C and A together in 20 days, then B alone can complete the work in

A

30 days

B

25 days

C

24 days

20 days

##### Explanation  Q 20.

Correct2

Incorrect-0.5

A work can be completed by P and Q in 12 days, Q and R in 15 days, R and P in 20 days. In how many days P alone can finish the work?

A

10 days

B

20 days

30 days

D

60 days

##### Explanation Q 21.

Correct2

Incorrect-0.5

A and B can complete a piece of work in 8 days, B and C can do it in 12 days, C and A can do it in 8 days. A, B and C together can complete it in

A

4 days

B

5 days

6 days

D

7 days

##### Explanation   Q 22.

Correct2

Incorrect-0.5

A and B together can do a work in 10 days. B and C together can do the same work in 6 days. A and C together can do the work in 12 days. Then A, B and C together can do the work in

A

28 days

B

14 days

{tex}5\frac{5}{7}{/tex}days

D

{tex}8\frac{2}{7}{/tex}days

##### Explanation  Q 23.

Correct2

Incorrect-0.5

A and B working together; can do a piece of work in {tex}4\frac{1}{2}{/tex}hours. B and C working together can do it in 3 hours. C and A working together can do it in {tex}2\frac{1}{4}{/tex}hours. All of them begin the work at the same time. Find how much time they will take to finish the piece of work.

A

3 hours

2 hours

C

2·5 hours

D

3·25 hours

##### Explanation   Q 24.

Correct2

Incorrect-0.5

A and B together can complete a piece of work in 18 days, B and C in 24 days and A and C in 36 days. In how many days, will all of them together complete the work ?

16 days

B

15 days

C

12 days

D

10 days

##### Explanation  Q 25.

Correct2

Incorrect-0.5

A and B together can do a piece of work in 5 days and A alone can do it in 8 days. B alone can do the same piece of work in

A

{tex}11\frac{1}{3}{/tex}days

B

{tex}12\frac{3}{5}{/tex}days

{tex}13\frac{1}{3}{/tex}days

D

{tex}16\frac{4}{5}{/tex}days

##### Explanation 