A and B can do a work in 45 days and 40 days respectively. They began the work together but A left after some time and B completed the remaining work in 23 days. After how many days of the start of the work did A leave ?

A and B can do a work in 45 days and 40 days respectively. They began the work together but A left after some time and B completed the remaining work in 23 days. After how many days of the start of the work did A leave ?
1). 10 days
2). 9 days
3). 8 days
4). 5 days

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (1+1)
Submit:

Other Questions

1. A alone can do a piece of work in 20 days and B alone in 30 days. They begin to work together. They will finish half of the work in :

2.  If 12 men can do a piece of work in 24 days, then in how many days can 18 men do the same work?

3. Two taps X and Y can fill a tank in 15 hours and 20 hours respectively. If the two taps are opened at 2 p.m., then at what time (in p.m.) should the tap X be closed to completely fill the tank at exactly 2 a.m.?

4.  Tapas works twice as much as Mihir. If both of them finish the work in 12 days, Tapas alone can do it in:

5.  Ramesh can finish a work in 20 days and Sushil in 25 days. They both work together for 5 days and then Sushil goes away. In how many days will Ramesh complete the remaining work?

6.  Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is?

7. 6 men and 8 women can do a work in 10 days. Then 3 men and 4 women can do the same work in

8.  Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two differ

9.  If 'A' is thrice as fast as B, and is therefore able to finish a work in 40 days less than B, find the time in which they can do it working together.

10. Two pipes P and Q can fill a tank in 10 hrs and 12 hrs respectively. If the two pipes are opened at 9 AM in the morning, at what time the pipe P should be closed to fill the tank exactly at 3.00 PM?