Question
A textbook has a total of 892 pages. It is divided into
two parts. The second part of the book has 52 pages less than the first part. How many pages are there in the second part of the book?Solution
ATQ, Let the first part of the book have x pages. The second part has 52 pages less, so it has x - 52 pages. The total pages in the book are 892, so: x+(x−52) = 892 2x−52=892 2x=944 X = 472 So, the first part has 472 pages. The second part has = 472−52=420 So, the second part has 420 pages.
Pipes A and B can fill an empty tank in 20 hours and 24 hours, respectively, while pipe C can drain the full tank in "x" hours. If all three pipes (A, B...
Two inlet pipes 'A' and 'B' can fill an empty tank in 30 minutes and 40 minutes, respectively. Another outlet pipe 'C' can empty the tank in 120 minutes...
A, B and C are three pipes connected to a tank. A and B together fill the tank in 30 hours, B and C together fill the tank in 40 hours. A and C together...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 30 minutes and 10 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If a...
Two pipes M and N can fill a tank in 20 hours and 30 hours respectively. The pipes were opened together, but pipe N stopped working after sometime and t...
Pipe Y is 25% less efficient than pipe X. Together, pipes X and Y can fill a tank in 15 minutes. Pipe Z alone can empty the tank ...
In how many minutes can the faster Tap alone fill the tank, if Tap P and Q, working together, can fill the tank in 45 minutes and Tap P is three times f...
Tap A and Tap B fill a drum of volume 483 liters in 21 minutes. If their efficiencies are in the ratio x:y respectively and B alone takes to fill the ci...
- Pipe 'A' can fill a tank in 12 hours. Pipe 'B' is ____% as efficient as pipe 'A'. If both pipes are opened simultaneously, the tank will be completely full...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 18 minutes and 16 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If a...
Relevant for Exams:
