Wednesday, June 1, 2016

Time And Work Important Question For SBI PO/CL Set -4

1) A tub can be filled in 20 minutes but there is a leakage in it which can empty the full tub in 60
minutes. In how many minutes it can be filled?
a) 10 minutes
b) 30 minutes
c) 40 minutes
d) 25 minutes
e) None of these

2) A can do a piece of work in 14 days while B can do it in 21 days. In how many days, working
together they will complete the whole work?
a) 10.5
b) 8
c) 8.4
d) 9
e) None of these

3) A is thrice as efficient as B. Working together they complete the work in 3 days. If B takes 8
days more than A, what is the number of days taken by A to finish the whole work, alone?
a) 4
b) 2
c) 12
d) 16
e) None of these

4) Aman can do a piece of work in 14 days, while Suneeta can do the same work in 21 days.
They started the work together but 3 days before the completion of the work, Aman left the
work. The total number of days to complete the work is :
a) 7
b) 8.5
c) 5
d) 10
e) None of these

5) Karan can do a work in 10 days while Sohan can do the same work in 20 days. They started
work together. After 3 days Karan left the work and Sohan completed it. For how many days
Sohan worked alone more than the number of days required when both worked together?
b) 3
 c) 2
d) 3
e) None of these

6) A and B undertook a work for Rs.350. A got Rs.150 more than that of B, when they worked
together. B takes 9 days more than A, when they work individually. In how many days A and
B working together can do the whole work:
a) 5
b) 4
c) 4
d) 5
e) None of these

7) When A, B and C are deployed for a task, A and B together do 70% of the work and B and C
together do 50% of the work. Who is most efficient?
a) a
b) b
c) c
d) Data inadequate
e) None of these

8) A contractor undertook a work to complete in 60 days. But just after 20 days he observed that
only th of the project work had been completed. To complete the work in time (i.e., in rest
days) minimum how many workers he had to increase, if there were initially 75 workers were
deployed for the task?
a) 25
b) 50
c) 75
d) Data inadequate
e) None of these

9) If 2 men or 3 women or 4 boys can do a piece of work in 52 days, then the same piece of
work will be done by 1 man, 1 woman and 1 boy in :
a) 48 days
b) 36 days
c) 45 days
d) Data inadequate
e) None of these

10) A contractor undertook to complete the work in 40 days and he deployed 20 men for his
work. 8 days before the scheduled time he realized that 1/3rd of the work was still to be done.
How many more men were required to complete the work in stipulated time?
a) 16
b) 15
c) 20
d) 25

e) None of these


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