How much time can A and B do a piece of work?
A and B can do a piece of work in 18 days; B and C in 24 days and A and C in 36 days. In what time can they do it, all working together? ∴ A, B and C together can finish the work in = 1/ (1/16) = 16days. 8. A and B can do a piece of work in 12 days; B and C in 15 days; C and A in 20 days. How much time will A alone take to finish the work?
What is the time taken by C to complete the work?
∴ Time taken by C alone to complete the work = 1/ (1/30) = 30hours. 7. A and B can do a piece of work in 18 days; B and C in 24 days and A and C in 36 days. In what time can they do it, all working together?
How can A and B finish a job in 60 days?
A is thrice as good as workman as B and therefore is able to finish a job in 60 days less than B. Working together, they can do it in: 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. = 90 days.
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?
How many days will A and B together complete the same work?
A and B together can complete a piece of work in 12 days: B and C together can complete it in 15 days. If A is twice as good a workman as C, in how many days will A alone complete the same work?
How many men can complete a piece of work in 16 days?
12 men can complete a piece of work in 16 days. How many days will 4 men take to complete the task? > 12 men can complete a piece… 12 men can complete a piece of work in 16 days. How many days will 4 men take to complete the task?
How many people can do a piece of work in 24 days?
13) 30 people can do a piece of work in 24 days. Find out the number of days taken by 40 people to complete the same amount of work. 14)24 men can complete a work in 20 days.
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.
How much work can A B and C do together?
A, B and C can alone complete a work in 10, 12 and 15 days respectively. All started the work but B left the work 3 days before completion. How much work was then done by A and B together in the total work?
How many days can A B and C alone complete a work?
A, B and C can alone complete a work in 10, 12 and 15 days respectively. A and C started the work and after working for 4 days, A left and B joined. In how many days the total work was completed?
Can A and B work together to complete a work?
E. None If A and B work together can complete a work in 8/5 days. A started the work alone and completed. 50\% of the work and left the work then B started the work alone and finished the rest of work. They took total 5 days to complete the work. Then in how many days B can complete the work if A is more efficient than A?
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