A tank can be filled in 30 minutes. There is a leakage which can empty the tank in 90 minutes. Therefore, the tank will be filled in

A tank can be filled in 30 minutes. There is a leakage which can empty the tank in 90 minutes. Therefore, the tank will be filled in

1). 60 minutes
2). 45 minutes
3). 55 minutes
4). 50 minutes

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Other Questions

1.  Ashokan is thrice as good a workman as Nitin and is therefore able to finish a piece of work in 40 days less than Nitin. Find the time in which they can do it working together.

2. A cistern has two pipes A and B. A can fill it in 16 minutes and B can fill it 20 minutes. If another pipe C can empty it in 40 min, how much time will it take to be filled, if all the pipes opened at the same time?

3. In a company, employees were shortlisted for a project. Previously, they added x employees in a team for a particular project with a target to finish it in 30 days. But after 20 days, they felt the task can take longer duration if they would not increase number of members for the project, so they added 500 more members to the team. Then the project took only 5 more days for completion. Find the value of x?

4.  10 men can complete a work in 7 days. But 10 women need 14 days to complete the same work. How many days will 5 men and 10 women need to complete the work?

5. A does half as much work as B in one sixth of the time. If together they take 10 days to complete a work, how much time shall B take to do it alone?

6.  What is the total number of units manufactured by Company C over all the years together ?

7. If Vinit can do \(\frac{1}{4}\)th of a work in 3 days and Viraj can do \(\frac{1}{6}\)th of the same work in 4 days, how much will Viraj get if both work together and are paid Rs. 360 in all?

8. A group of men started work and aimed to finish the same in 10 days. After 4 days, 6 men left. The remaining men finished the work in 12 more days. How many men were there in the group initially?

9. Akash is 3 times as good a workman as Baldev and therefore is able to finish a job in 40 days less than Baldev. Working together, they can finish it in _____.

10. A alone can complete a work in 18 days and B alone in 15 days. B alone worked at it for 10 days and then left the work. In how many more days, will A alone complete the remaining work ?