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How many days A and B can together finish a work?

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How many days A and B can together finish a work?

A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the work? A and B can together finish a work 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work.

How long does it take to do a bit of work?

Q 1 – A can do a bit of work in 8 days, which B alone can do in 10 days in how long . In how long both cooperating can do it? A’s 1 day work= 1/8, B`s 1 day work = 1/10 ∴ (A+B) 1 day work = (1/8+1/10) = 9/40 Both cooperating can complete it in 40/9 days.

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How many people can finish the same job in 4 days?

22) 4 men and 2 boys can do a job in 6 2/3 days. 3 women and 4 boys can finish the same job in 5 days. Also 2 men and 3 women can finish the same job in 4 days. In how many days can 1 man, 1 woman and 1 boy finish the work at their double efficiency?

What is theratio of times taken by A and B?

Ratio of times taken by A and B = 1 : 3. The time difference is (3 – 1) 2 days while B take 3 days and A takes 1 day. If difference of time is 2 days, B takes 3 days.

How long does it take A and B to complete a job?

2) If A and B work together, they will complete a job in 7.5 days. However, if A works alone and completes half the job and then B takes over and completes the remaining half alone, they will be able to complete the job in 20 days. How long will B alone take to do the job if A is more efficient than B?

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How many days will 4 men complete the same job?

Each child takes twice as much Time a man takes to complete the same amount of job. In how many days will 4 men complete the same job. 19) Three women and four men can complete a work in 4 days. Two men and five women can complete the same work in 5 days. Find out the money received by a man for his work if a woman is paid Rs. 60 for her work.

How long does it take Arun and Ajit to complete work?

5) Arun can finish a work in 12 days; Ajit can finish the same work in 15 days while Amit can finish the same work in 20 days. Find the total Time taken when all three work together to complete the work.

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