# Time and Work Maths Questions for Competitive Exams

As you know time and work is an important topic in the aptitude section. So, here are given questions related time and work maths questions for your practice from which you can obtain your marks in the competitive exams.

Some of the students face difficulties while solving in time and work maths questions These questions are selective questions which will help you to improve your score in the competitive exams as well as performance.

**Maths Related Questions of Time and Work **

**Q.1. A can do a piece of work in 30 days. He works at it for 6 days and then B finishes it in 18 days. In what time can A and B together it?**

(A) 11 days

(B) days

(C) days

(D) 18 days

Ans . C

**Q.2. 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 the most efficient? **

(A) C

(B) A

(C) B

(D) can't be determined

Ans . B

**Q.3. Amit can do a piece of work in 45 days, but Bharath can do the same work in 5 days less, than Amit, when working alone. Amit and Bharath both started the work together but Bharath left after some days and Amit finished the remaining work in 56 days with half of his efficiency but he did the work with Bharath with his complete efficiency. For how many days they had worked together?**

(A) 8

(B) 6

(C) 12

(D) 9

Ans . A

**Q.4. A and B can do a work in 4 hours and 12 hours respectively. A starts the work at 6 AM and they work alternately for one hour each. When will the work be completed? **

(A) 5 days

(B) 4 days

(C) 7 days

(D) 6 days

Ans . D

**Q.5. A tank has an inlet and outlet pipe. The inlet pipe fills the tank completely in 2 hours when the outlet pipe is plugged. The outlet pipe empties the tank completely in 6 hours when the inlet pipe is plugged.**

**If there is a leakage also which is capable of draining out the liquid from the tank at half of the rate of outlet pipe, them what is the time taken to fill the empty tank when both the pipes are opened?**

(A) 4 hours

(B) 3 hours

(C) None of these

(D) 5 hours

Ans . A

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