Time and Work, Pipe and Cistern SSC CGL Questions

SSC CGL-Quantitative Aptitude
Time and Work, Pipe and Cistern

Time and Work, Pipe and Cistern MCQ Questions


1.

A can finish a piece of work in 16 days and B can finish it in 12 days. They worked together for 4 days, then A left. B finished the remaining work. How many total days did B work to finish the work completely?
SSC CGL 2021-11.04.2022-1

A.

6

B.

9

C.

4

D.

8

😑 View Answer Error
ANSWER :
B. 9
2.
X, Y and Z can do a piece of work in 46 days, 92 days and 23 days, respectively. X started the work. Y joined him after 2 days. If Z joined them after 8 days from the beginning then for how many days did X work?
SSC CGL 2021-11.04.2022-2
A.
21
B.
18
C.
13
D.
16
😑 View Answer Error
ANSWER :
B. 18
3.
A can finish a piece of work in 48 days and B can finish it in 60 days. They work together for 12 days and then A goes away. In how much time (in days and hours) will B finish 25% of the remaining work?
SSC CGL 2021-11.04.2022-3
A.
6 days 4 hours
B.
8 days 8 hours
C.
6 days 6 hours
D.
8 days 6 hours
😑 View Answer Error
ANSWER :
D. 8 days 6 hours
4.

X, Y and Z can complete a piece of work in 46 days, 92 days and 23 days, respectively. X started the work. Y joined him after 7 days. If Z joined them after 8 days from the beginning, then for how many days did Y work?
SSC CGL 2021-19.04.2022-2

A.

\(12\dfrac{5}{7}\)

B.

\(11\dfrac{5}{7}\)

C.

\(10\dfrac{5}{7}\)

D.

\(9\dfrac{5}{7}\)

😑 View Answer Error
ANSWER :
B. \(11\dfrac{5}{7}\)
5.

A, B and C can complete a piece of work separately in 10, 20 and 40 days, respectively. In how many days will the work be completed if A is assisted by both B and C every third day?
SSC CGL 2022-01.12.2022-2

A.

\( 8 \frac{2}{7} \)

B.

9

C.

\( 10 \frac{2}{3} \)

D.

6

😑 View Answer Error
ANSWER :
A. \( 8 \frac{2}{7} \)
6.
A takes 4 times as much time as B or 5 times as much time as C to finish a piece of work. Working together, they can finish the work in 4 days. B can do the work alone in:
SSC CGL 2022-01.12.2022-3
A.
10 days
B.
15 days
C.
12 days
D.
20 days
😑 View Answer Error
ANSWER :
A. 10 days
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