A can do a piece of work in 6 days and B in 9 days .How many days will they take to complete the work together.
Total work= lcm of 6 and 9
=18
A ak din me 3 kaam
B ak din me 2 kaam
dono mila ke 5 kaam
total 18 kaam krna hai to
18/5 days
A can complete a work in 24 days ,B in 6 days and C in 12 days.If they work together then in how may days they will complete the work?
A and B together can do a work in 10 days .A alone can do it in 30 days .Then find the time in which B can alone complete the work.
A and B can do a piece of work in 12 days .B and C in 15 days .C abd A in 20 days .
(i) If A,B and C work together then they will complete the work in how many days?
(ii) How much does A take time to complete the work alone ?
A and B together can complete a piece of work in 8 days,B and C together in 12 days.All three work together and complete it in 6 days .
A and C together can complete the work in?
A can complete ⅓ of a work in 5 days and B ,⅖ of the work in 10 days .In how many days they both complete the work together ?
A can do a piece of work in 12 days and B can do in 18 days. They both work together for 2 days and then A leaves. How long will B take to finish the remaining work?
A and B can do a piece of work in 28 days and 35 days respectively.They began to work together but A leaves after sometime and B completed the remaining work in 17 days .After how many time did A leave?
A can complete a piece of work in 18 days. B complete in 20 days and C in 30 days ,B and C together started the work and forced to leave after 2 days. The time taken by A alone to complete the reaming work is..?
A and B can do a work in 12 days and 18 days, respectively. They worked together for 4 days after which B was replaced by C and the remaining work was completed by A and C in the next 4 days. In how many days will C alone complete 50% of the same work?
Ramesh and Rahman can do a work in 20 and 25 days respectively. After doing the work collectively for 10 days, they leave the work due to illness and Suresh completes the rest of the work in 3 days. How many days Suresh alone will take to complete the whole work?
32 days
28 days
29 days
30 days
John does 1/2 piece of the work in 3 hours, Joe does 1/4 of the remaining work in 1 hour and George finishes the remaining work in 5 hours. How long would it have taken the three working together to do the work?
A can do one - third of a work in 15 days, B can do 75% of the same work in 18 days and C can do the same work in 36 days. B and C work together for 8 days. In how many days will A alone complete the remaining work?
A can do ⅓ of a work in 30 days. B can do ⅖ of the same work in 24 days. They worked together for 20 days. C completed the remaining work in 8 days. Working together A, B and C will complete the same work in:
Amit and Sunil together can complete a work in 9 days, Sunil and Dinesh together can complete the same work in 12 days, and Amit and Dinesh together can complete the same work in 18 days. In how many days will they complete the work if Amit, Sunil and Dinesh work together?
16 days
12 days
8 days
14 days
A and B, working together, can complete a work in d days. Working alone, A takes (8 + d) days and B takes (18 + d) days to complete the same work. A works for 4 days. The remaining work will be completed by B alone, in:
18 days
16 days
24 days
20 days
P can do ¼ of work in 10 days, Q can do 40% of work in 40 days and R can do ⅓ of work in 13 days. Who will complete the work first?
P
Q
R
Both P and R
A is thrice as efficient as B. A takes 24 days less than B to complete a work. If they work together, in how many days, will the work be completed?
(A) 15
(B) 9
(C) 8
(D) 12
A can complete a work in 20 days, while B can complete the same work in 25 days. Both worked together for 10 days and then C alone completed the remaining work in 10 days. In how many days will A, B and C together complete the same work?
(A) 5 days
(B) 12 days
(C) 8 days
(D) 10 days
A can do 60% of a work in 18 days, while B can do 40% of the same work in 10 days. Both work together for 10 days only, C completed the remaining work in 4 days. In how many days will C complete the same work?
(A) 15
(B) 25
(C) 18
(D) 12
A can do a piece of work in 12 days. He worked for 6 days and left, and then B finished it in 10 days. If both work together, then in how many days will they finish the same work?
(A) 7.5
(B) 9.5
(C) 7
(D) 9
Suman and Lata working together can complete a task in 8 days. If Lata can complete the same task in 12 days, then how many days will Suman take to complete the same task?
(A) 10
(B) 15
(C) 18
(D) 24
A can complete a task in 6 days, while B can complete the same task in 12 days. How many days will they take to complete the same task if they work together?
(A) 3
(B) 4½
(C) 5
(D) 4
A can complete one-sixth of a work in 5 days and B can complete one-fourth of the same work in 15 days. In how many days, will both working together complete the work?
(A) 20 days
(B) 25 days
(C) 10 days
(D) 12 days
Working together A, B and C can complete a piece of work in 3 days. A complete the same work in 24 days and B completes it in 6 days. How many days will C alone take to complete the same work?
(A) 12
(B) 18
(C) 8
(D) 6
X can complete half of the work in 20 days and Y can do one-fifth of the same work in 10 days. X started the work and left after 8 days. Then Y took over to complete the remaining work. The total number of days taken by them to complete the work is:
(A) 50 days
(B) 60 days
(C) 40 days
(D) 48 days
A completes 20% of a work in 5 days and B completes one-third of the work in 5 days. They began the work together but B leaves after 3 days. The total number of days needed for completion of the work is:
(A) 30
(B) 18
(C) 20
(D) 24
A and B can complete a piece of work in 27 days, respectively. They completed the work in 9 days with the help of C. How many days will C take to complete eight-ninths of the work alone?
(A) 24
(B) 45
(C) 16
(D) 30