A. 3/5
B. 4/7
C. 2/5
D. 1/4
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0
A and B can finish a piece of work in 20 days .B and C in 30 days and C and A in 40 days. In how many days will A alone finish the job?
0
If X and Y complete a certain work in 10 days, Y and Z in 16 days and X and Z in 22 days, find the time required for each one to complete the work while working separately.
A. 48
B. 34(2/7)
C. 44
D. 45
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0
P and Q can do a work in 30 days. Q and R can do the same work in 24 days and R and P in 20 days. They started the work together, but Q and R left after 10 days. How many days more will P take to finish the work?
A. 120, 40, 60 days
B. 120, 60, 80 days
C. 40, 30, 120 days
D. 30, 40, 60 days
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0
A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in_______days.
A. 10
B. 8
C. 18
D. 19
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0
A can do a particular work in 6 days . B can do the same work in 8 days. A and B signed to do it for Rs. 3200. They completed the work in 3 days with the help of C. How much is to be paid to C?
A. 5 5⁄11
B. 4 5⁄11
C. 6 4⁄11
D. 6 5⁄11
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0
If two pipes function together, the cistern will be filled in 6 hrs. One pipe fills the cistern 5 hrs. faster than the other. How many hours it take the second pipe to fill the cistern?
A. Rs. 380
B. Rs. 600
C. Rs. 420
D. Rs. 400
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0
Two pipes can fill a tank in 10 hrs. and 12 hrs. respectively while a third pipe empties the full tank in 20 hrs. If all the three pipes operate together , in how much time the tank will be filled ?
A. 5 hrs
B. 10 hrs
C. 15 hrs
D. 20 hrs
0
A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately. If A begins first, in how many days the work will be completed ?
A. 7.5 hrs
B. 5 hrs
C. 7 hrs
D. None of these
0
4 men and 2 woman can complete a work in 2 days. If 2 men alone take 5 days to complete the work, find the time taken by 2 women alone to complete the work.
A. 42/4 days
B. 41/4 days
C. 55 days
D. None of these
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