QUANT QUIZ-7 FOR LIC –AAO EXAM
TIME AND WORK
1. If ‘x’ men can
complete the work in ‘z’ days, then the number of days taken by (x+y) men to do
it is:
a. x+y/xy
b. x+y/xz
c. xz/x+y
d.(x+y)z/xy
2. Ram can do a piece
of work in 10 days, Rohit in 15 days. Ram and Rohit together for 5 days, the
rest of the work is finished by Ronit in two more days. If they get RS 6000 as
wages for the whole work, what are the daily wages of Ram, Rohit and Ronit
respectively (in Rs):
a. 400,500,600
b. 600,400,500
c. 400,600,800
d. none of these
3. 4 men and 2 boys can
finish a piece of work in 5 days.3 women and 4 boys can finish the same work in
5 days. Also 2 men and 3 women can finish the same work in 5 days. In how many
days, 1 man, 1 woman and 1 boy can finish the work, at their double efficiency:
a. 8/13
b. 4 7/13
c. 3 7/13
d. none of these
4. Ravi undertook to
complete the work in 40 days and be employed 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 on time:
a. 16
b. 15
c. 20
d. 25
5. ‘A’ person can fill
the bottle in 20 days and another person ‘B’ can empty the bottle in 25 days.
If they work on alternative days. In how many days the bottle would be full:
a. 200 days
b. 191 days
c. 85 days
d. 100 days
6. Mohit, Gagan and
Vimal can complete a piece of work in 15, 30 and 40 days respectively. They
started the work together and Mohit left 2 days before the completion of the
work and Gagan left 4 days before the completion of the work. In how many days
was the work completed:
a. 7 3/10
b.10 2/15
c. 10 7/30
d. none of these
7. Rohan is 20% less
efficient than Mohan. If Mohan can do a piece of work in 24 days. The number of
days required by Rohan to complete the same work alone:
a. 20
b. 30
c. 28.8
d. can’t be determined
8. Pankaj takes 6 days
less than Akshay to do a certain job and 2 days more than Puneet. Pankaj and
Akshay together can do the work in the same time as Puneet. In how many days
Akshay alone can do the complete work:
a. 10
b. 14
c. 12
d. 16
9. 2 boys and 3 girls
finish 25% of the work in 4 days, while 6 boys and 14 girls can finish the
whole work in 5 days. In how many days will 20 women finish it:
a. 10
b.25
c. 24
d. 88
10. A and B can do a
piece of work in 9 days and 12 days respectively. If they work for a day
alternatively, A beginning, in how many days , the work will be completed:
a. 10 ¼
b. 9 1/5
c. 11.11
d. 10
ANSWERS:
1.C, 2.B, 3.D, 4.C, 5.B, 6.B, 7.B, 8.C, 9.A, 10.A,