A does 75% of a work in 25 days. He then calls in B and they together finish the remaining work in 5 days. How long B alone would take to do the whole
work?
A does 75% of a work in 25 days. He then calls in B and they together finish the remaining work in 5 days. How long B alone would take to do the whole
work?
1). 50 days
2). 80 days
3). 24 days
4). 37.5 days
SSC CGL Books
1 answers
Other Questions
1. A is twice efficient as B and together they do the same work in as much time as C and D together. If C and D can complete the work in 20 and 30 daysrespectively, working alone ,then in how many days A
2. A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction of work is left.
3. R is 80% more efficient than S. If S alone can make a book in 90 days, then R alone can make the book in how many days?
4. A is twice as good as B and together they finish a piece of work in 48 days. What is the number of days taken by A alone to finish the work?
5. 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 ?
6. A, B and C can finish a work in 20, 30 and 60 days respectively working alone. If A and B started working together and after 5 days, B left the work and C joined to finish the remaining work with A. How many days did C work?
7. A is thrice good a workman as B and therefore is able to finish a job in 60 days less than B. Working together they can do it in?
8. If 6 man & 8 woman can do a piece of work in 10 days while 26 men & 48 women can do the same work in 2 days . In how many days 15 men & 20 women will do the same work?
9. Rahul and Ravi undertook to do a piece of work for Rs. 9000. Rahul alone could do the work in the 16 days and Ravi in 24 Days. With the assistance Kamlesh, they finished the work in 8 days. How much money should be given to Kamlesh?
10. A, B and C can do a job working alone in 12, 16 and 24 days respectively. In how many days they can do the job if they worked together?
