QUANT QUIZ-21 BASED ON TIME AND WORK
1. Rohan completes 40%
of task in 18 days and then with the help of Ram and Rohit finishes the work.
Ram is 50% as efficient as Rohan is and
Rohit is 50% as efficient as Ramesh. How many days the remaining work is
complete:
a.
b.
c.
d.
2. Working together Anu
and Anna can do a job in 6 days. Anna and Maya can do same job in 10 days and
Maya and Anu in 7.5 d ays. How long will it take if they do together.
a. 3
b. 5
c. 7
d. 2
3. 3 man, 4 women and 6
children can complete work in 7 days. a woman does double the work a man does and a child does half the work a
man does. How many woman alone can complete the work in 7 days.
a. 7
b.8
c. 9
d. 10
4. A,B and C can do a
work in 5,10,15 days. They started together but after 2 DAYS A and B left.C did
the remaining work in
a. 3
b. 4
c. 8
d.5
5. A can do a certain
job in x days. B takes twice as long to do job. Working together they can
complete in 6 days. How many hours does B takes.
a. 9
b.10
c. 7
d. 8
6. X alone can do a
piece of work in 15 days and Y alone can do it in 10 days. X and Y undertook a
job for Rs 720. With the help of Z they finish it in 5 days .Z’s pay is:
a. 150
b.140
c. 60
d. 120
7. S can do a job in 20
days R in 30 days and P in 60 days .If S is helped by R and P every 3rd
day. How long will it take them to finish.
a. 15
b.20
c. 10
d. 18
8. 4 Men and 3Women can
do a job in 6 days.5 Men and 6 Women can do a job in 4 days if she work alone
on it then she takes:
a. 48
b. 54
c. 60
d. 72
9. A alone can do a
piece of work in 6 days and B alone in 10 days. A and B undertook a job of Rs
3200. They worked it for 2 days and then C finished the remaining work in 7
days. C pays:
a. 1493
b. 1500
c. 1600
d. 2000
10. 10 Women can
complete a work in 7 days 10 Child can complete a job in 14 days .how many day
will 5 women + 10 child take:
a. 7
b. 14
c. 10
d. 15
ANSWERS
1.C, 2.B, 3.A, 4.B, 5.A, 6.D, 7.A, 8.B, 9.A, 10.A,
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