Time And work – Set 6

Time and work related problems are very important for competitive exams with usually 2-3 questions coming from this section. We will be coming up with over 20 sets on time and work set problems for your practice.

1. 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) can’t be determined

2. A, B and C can complete a piece of work in 24,6 and 12 days respectively.Working together, they will complete the same work in:
A) 1/24 days
B) 7/24 days
C) 24/7 days
D) 4 days

3. Four pipes A,B, C and D can fill a cistern in 20,25, 40 and 50 hours respectively.The first pipe A was opened at 6:00 am, B at 8:00 am, C at 9:00 am and D at 10:00 am. when will the Cistern be full?
A) 4:18 pm
B) 3:09 pm
C) 12:15 pm
D) 11:09 am

Answers to the quiz and More questions are attached in the Sehpaathi Test Application below

Sehpaathi Test Application: CHALLENGE YOURSELF

Test: Time-and-work_Set6

4. 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 pluggeed. If there is a lekage also which is capable of draining out the liquid from the tank at half of the rate of outet pipe,them what is the time taken to fill the emty tank when both the pipes are opened?
A) 3 hours
B) 4 hours
C) 5 hours
D) None of these

5. A can do a piece of work in 10 days, B in 15 days. They work together for 5 days, the rest of the work is finished by C in two more days. If they get Rs. 3000 as wages for the whole work, what are the daily wages of A, B and C respectively (in Rs):
A) 200, 250, 300
B) 300, 200, 250
C) 200, 300, 400
D) None of these

Answers to the quiz and More questions are attached in the Sehpaathi Test Application below