wo pipes X and Y fill a tank in 15 hrs. and 20 hrs. respectively, while a third
wo pipes X and Y fill a tank in 15 hrs. and 20 hrs. respectively, while a third pipe ‘Z’ can empty the full…
A leak in the lower portion of a tank can empty the full tank in 9 hrs. An inlet
A leak in the lower portion of a tank can empty the full tank in 9 hrs. An inlet pipe fills water at the…
8 men can dig a pit in 20 days. If a man works half as much again as a boy, then
8 men can dig a pit in 20 days. If a man works half as much again as a boy, then 4 men and…
A can do (1/3) of a work in 5 days and B can do (2/5) of the work in 10 days. In
A can do (1/3) of a work in 5 days and B can do (2/5) of the work in 10 days. In how many…
Efficiency of Rashid and Danish are in the ratio 5:8. If Danish takes 51 days le
Efficiency of Rashid and Danish are in the ratio 5:8. If Danish takes 51 days less than Rashid to complete the work, find the…
A alone can finish a work in X days. B alone can finish the same work in X+5 day
A alone can finish a work in X days. B alone can finish the same work in X+5 days. Together, they take 6 days…
If 12 men work 8 hours a day to complete a work in 10 days, how many men working
If 12 men work 8 hours a day to complete a work in 10 days, how many men working 12 hours a day can…
If daily wages of a man is double to that of a woman, how many men should work f
If daily wages of a man is double to that of a woman, how many men should work for 25 days to earn Rs.14400?…
P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does
P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does it need to complete the…
If Arif can read 39 pages of a book in half an hour. How long will It take her t
If Arif can read 39 pages of a book in half an hour. How long will It take her to finish a book that…
A student can solve q questions in 1/h hour. At this rate how many questions can
A student can solve q questions in 1/h hour. At this rate how many questions can she solve in q hours?
Twelve children take sixteen days to complete a work which can be completed by 8
Twelve children take sixteen days to complete a work which can be completed by 8 adults in 12 days. After working for 3 days,…