Question : Raju and Ramu together can do a piece of work in 8 days, and Raju alone can do it in 12 days. In how many days can Ramu alone do it?

Option 1: 18 days

Option 2: 20 days

Option 3: 22 days

Option 4: 24 days

Question : Ali, Avtar Singh, and Ashok working together can finish a work in 8 days. Ali alone can do it in 20 days and Avtar Singh alone can do it in 24 days. In how many days can Ashok alone do the same work?

Option 1: 30

Option 2: 28

Option 3: 26

Option 4: 25

Question : A can complete a piece of work in 9 days. B and C can complete the same work in 12 days and 18 days respectively. If A, B, and C work together, then in how many days will they complete the work?

Option 1: 10 days

Option 2: 8 days

Option 3: 4 days

Option 4: 15 days

Question : Jason can do a piece of work alone in 23.4 days, while Rafique can do the same piece of work alone in 39 days. In how many days can the duo, complete the same work if they work together?

Option 1: 14.750

Option 2: 14.625

Option 3: 14.875

Option 4: 14.375

Question : A alone can make a table in 30 days while B alone can make it in 15 days. B started work alone and worked for 8 days. In how many days A alone can finish the remaining work?

Option 1: 14 days

Option 2: 10 days

Option 3: 12 days

Option 4: 15 days

Question : A can finish a work in 15 days, B can finish the same work in 25 days. They work together for 5 days. The rest of the work is finished by A and C in 4 days. Then C alone can finish the work in:

Option 1: 18 days

Option 2: 24 days

Option 3: 20 days

Option 4: 21 days