Related Questions

৩৩৮+১৫৮+৫১৮= কত ?
A ১০১৮
B ৯১৮
C ১০৭৮
D ৯৫৮
Three pipes P, Q and R can fill a tank in 6 hours. After working all three together for 2 hours, R is closed and P and Q can fill the remaining part in 7 hours. The number of hours taken by R alone to fill the tank is-
A 10
B 12
C 14
D 16
Three pipes P, Q and R can fill a tank in 6 hours. After running all three together for 2 hours, R is closed and P and Q can fill the remaining part in 7 hours. The number of hours taken by R alone to fill the tank is ---
A 10
B 12
C 14
D 16
Three pipes P,Q and R can fill a tank in 6 hours. After working all three together for 2 hours. R is closed and P and Q can fill the remaining part in 7 hours . The number of hours taken by R alone fill the thank is --
A 10
B 12
C 14
D 16
Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours. C is closed and A and B can fill the remaining part in 6 hours. The number of hours taken by C alone to fill the tank is:
A 8 hours
B 10 hours
C 14 hours
D 18 hours
On glancing through your morning newspaper you notice that four pages are missing. One of the missing pages is page 8 . The back page of the newspaper is 28. What are the other three missing pages?
A 7,21,22
B 7,23,26
C 7,19,23
D 7,21,24
One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in :
A 81 min
B 108 min
C 144 min
D 192 min
One pipe can fill a pool in 6 hours, and a second pipe can fill the same pool in 12 hours. If both pipes work together, how long will it take to fill the pool?
A 3 hours
B 3.5 hours
C 4 hours
D 4.5 hours
2 large and 1 small pumps can fill a water tank in 4 hours. 1 large and 3 small pumps can also fill the same water tank in 4 hours . How many hours will it take for 3 large 4 small pumps to fill the tank?
A 2 hours
B 2.5 hours
C 3 hours
D 3.5 hours
Pipe A alone can fill a tankin 8 hours .Pipe B can fill it in 6 hours . If both the pipes are operated and after 2 hours pipe A is closed, then the other pipe will fill the tank in.
A 6 hours
B 3 1/2 hours
C 4 hours
D 1 1/2 hours

Next steps