A man, a woman and a boy can complete a job in 3 days, 4 days and 12 days respectively. How many boys must assist 1 man and 1 woman to complete the job in 1/4th of a day?

 A man, a woman and a boy can complete a job in 3 days, 4 days and 12 days respectively. How many boys must assist 1 man and 1 woman to complete the job in 1/4th of a day?

A). 10

B).

41

C). 31

D). 21

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (5+3)
Submit:

Other Questions

1. A and B can do a piece of work in 30 days while B and C can do the same work in 24 days and C and A in 20 days. They all work together for 10 days when B and C leave. How many days more will A take to finish the work ?

2. 45 men or 60 boys can do a piece of work in 20 days. How many days will 15 men and 20 boys take to complete the work?

3. Meena and Sanju can complete a work in 32 days and 48 days respectively. Both of them started working together but after some days Meena left the work and Sanju alone completed the work in 24 days. For how many days did Meena work?

4. A and B together can complete a particular task in 6 days. If A alone can complete the same task in 10 days, how many days will B take to complete the task if he works alone ?

5. Pipes A and B can fill an empty cistern in 6 hours and 4 hours respectively, while pipe C can empty the whole cistern in 8 hours. Initially, pipes A and B were simultaneously opened in the cistern. After 2 hours, they were closed and pipe C was opened. After 2 hours, pipe C was also closed. Now, in how much time will the tank be full, if the pipes A and B are simultaneously opened?

6. Mehdi can complete a work in 25 hours. If he is joined by Jahnavi who is 50% more efficient, in what time will they together finish the work?

7. 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?

8. 9 Men working for 7 hours a day can complete a piece of work in 15 days. In how many days can 6 men working for 9 hours a day, complete the same piece of work ?

9.  Two pipes can separately fill up a cistern in 2 hours and 3 hours respectively. If both the pipes are open simultaneously, in how many minutes will the cistern be filled ?

10. Three men can complete a piece of work in 6 days. Two days after they started the work. 3 more men Joined them. How many days will they take to complete the remaining work ?