Quantitative Aptitude

Quantitative Aptitude Quiz: Time And Work

Ajay Singh
Dec 28, 2021
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It is crucial to have a good command over the Quantitative Aptitude section to score high in competitive exams and make it to the final merit list. With frequent quizzes based on different topics from the Quantitative Aptitude section, Exammr has come to your rescue in improving your mathematical skills with the passage of each day.

1. P and Q clean the room in 18 hours and 15 hours resp. If P works for 3 hours and Q works for the remaining time only, then in how many hours would Q complete the remaining work?

a) 10(1/2) hours
b) 13(1/4) hours
d) 10(1/5) hours
d) 12(1/2) hours
e) 11(1/3) hours

2. A and B together, B and C together and A and C together can complete the work in 35 days, 42 days and 30 days resp. C is how much percent less/more efficient than A ?

a) 22%
b) 25%
c) 35%
d) 30%
e) 20%

3. A can do a work in 24 hours while B can do the work in 18 hours. Efficiency of C is 500/7% more than that of A and B when working together then find out the time taken by C alone to complete the work.

a) 3 hours
b) 6 hours
c) 4 hours
d) 8 hours
e) 5 hours

4. A alone can do a work in 12 days but when A works with B, the work gets completed in 60/7 days. B and C together do the work in 12 days. In how many days can A and C together do the work?

a) 6.6 days
b) 8.1 days
c) 7.5 days
d) 4.2 days
e) 5.5 days

5. A and B can complete a task in 30 hours and 10 hours resp. Only A works during the first hour and both A and B work during the 2nd hour. If they continue working in this pattern. In how many hours would 41/60 of the work be completed?

a) 7(1/5) hours
b) 5(1/4) hours
c) 6(1/3) hours
d) 8(1/2) hours
e) 7(1/3) hours

6. Timon and Pumba are two friends. A total of Rs. 960 was paid to both of them for completing a work. Timon started working and worked for ‘x’ days and then left and the remaining work was completed by Pumba and he was paid Rs. 540. If Timon and Pumba alone can complete the work in 6 days and 12 days resp. find the value of x.

a) 4.505 days
b) 3.674 days
c) 5.220 days
d) 2.625 days
e) 3.112 days

7. Sita, Gita and Rita can complete a work in 6, 10 and 15 days resp. Gita and Rita started the work together and worked for ‘x’ days and then both left the work and the remaining work is completed by Sita in 3 days. Find the value of x.

a) 9 days
b) 5 days
c) 8 days
d) 4 days
e) 3 days

8. Ram is 20% less efficient than Amit and Deepak is 50% more efficient than Ram. If Amit, Ram and Deepak together can complete the work in 8 days, find the time taken by Amit and Deepak together to complete the work.

a) 123/18 days
b) 127/10 days
c) 119/11 days
d) 124/13 days
e) 120/11 days

9. X,Y and Z alone can do a certain piece of work in 42,30 and 35 days resp. They started working together but after ‘x’ days, Z left the job and ‘x’ days before completion of work Y also left the job. Find the value of ‘x’ if the whole work was completed in 3x days.

a) 8
b) 9
c) 6
d) 7
e) 4

10. A,B and C individually can do a certain piece of work in 35,42 and 24 days resp. They started working together but after ‘x’ days A and C left the job and the remaining work is completed by B with 25% more efficiency. If the whole work is completed in 114/5 days then find the value of x.

a) 7
b) 6
c) 5
d) 3
e) 4

Answers:
d) 12(1/2) hours
b) 25%
b) 6 hours
c) 7.5 days
d) 8(1/2) hours
c) 5.220 days
e) 3 days
e) 120/11 days
c) 6
c) 5

Math Quiz Mathematics Quiz Mathematics Skills Quantitative Aptitude Quantitative Aptitude Quiz

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