Related Questions

Faruk can do a work in 12 days and Salam can do the same work in 8 days. If Faruk , Salam and Babu work together , they can complete the work in 4 days . How many days will it take Babu to complete the work alone ?
A 16
B 20
C 24
D 32
Mujahid can do a work in 8 days, while has colleagues Asad takes 12 days and Mithun takes 16 days to complete the same.Mujahid and Asad started the work and after few days Asad left the work keeping it incomplete. Rest of the work was completed by Mujahid and Mithun in 2 days.How long it took to complete the whole work?
A 4 days
B 5 days
C 6 days
D 8 days
If Arif works alone he will take 20 more hours to complete a task than if he works with Babu to complete the task. If Babu work alone, he will take 5 more hours to complete the task than if he works with Arif to complete the task. What is the ratio of the time taken by Arif to than taken by Babu if each of them works alone to complete the task?
A 2 : 1
B 5 : 3
C 7 : 5
D None of these
A and B can together complete a piece of work in 4 days . If A alone can complete the same work in 12 days, in how many days can B alone complete that work?
A 4 days
B 5 days
C 6 days
D 7 days
A & B together can complete a piece of work in 35 days while alone can complete the same work in 60 days B alone will be able to complete the same work in :
A 42
B 72
C 84
D 96
A & B together can complete a piece of work in 35 days, while A alone can complete the same Work in 60 days. B alone will be able to complete the same work in —— days.
A 84
B 27
C 42
D 96
M can complete 3/4 part of a work in 12 days and N can complete 2/7 part of the same work in 8 days. In how many days will both complete 11/14 part of the total work?
A 8
B 9
C 7
D 6
Both A and B together can complete a work in 20 days and B alone can complete the same work in 36 days. In how many days will A alone complete the work?
A 30
B 50
C 45
D 42
A can complete a piece of work in 12 days, A, B and C can complete the work in 6 days. Efficiency of B is 0.5 times the efficiency of A. In how many days C can complete the work alone?​
A 24 days
B 10 days
C 16 days
D 12 days
It takes 10 days for 4 boys to complete a piece of work. The same work can be completed by 7 girls in 10 days. If 3 boys and 5 girls work in together, approximately how many days will they need to complete the work ?
A 10
B 15
C 7
D none of these

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