A does $\frac{4}{5}$ of a piece of work in 20 days; He then calls in B and they finish the remaining work in 3 days. How long B alone will take to do whole work ?

A does $\frac{4}{5}$ of a piece of work in 20 days; He then calls in B and they finish the remaining work in 3 days. How long B alone will take to do whole work ?
1). $37\frac{1}{2}$ days
2). 37 days
3). 40 days
4). 23 days

---

Join Telegram Group

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

Other Questions

1. Mahanath works 2 times as fast as Sahay. If Sahay can complete a job alone in 21 days, then in how many days can they together finish the job?

2.  A can do a bit of work in 10 days and B can do it in 20 days. They begin the work together . Be that as it may, following 5 days, A leaves off. B will do the remaining work in

3. A and B can finish a job in 10 days while B and C can do it in 18 days. A started the job, worked for 5 days then B worked for 10 days and the remaining job was finished by C in 15 days. In how many days could C alone have finished the whole job?

4. A can do a piece of work in 4 hours; B and C can do it in 3 hours, A and C can do it in 2 hours. How long will B alone take to do it ?

5. 75 boys finish a work in 24 days. How many men will complete thrice the work in 15 days while 2 men do in a day same work as 3 boys do in a day?

6.  'A' can do a work in 20 days and 'B' can do it in 30 days. If'B' leaves the job after six days, in how many day will 'A' do the remaining work ?

7. Mike and Mindy can make paintings in 6 days, Mindy and Josh can make those paintings in 10 days. If Mike, Mindy & Josh together can finish the work in 4 days, then Mike & Josh together will do it in how many days?

8. P can complete a work in 12 days working 8 hours a day. Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work?

9. A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money

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