Pintu takes 6 days more than those of Nishu to complete certain work. If they work togeter they finish it in 4 days. How many days would it take to complete the work if they work alone.

Pintu takes 6 days more than those of Nishu to complete certain work. If they work together, they finish it in 4 days. How many days would it take to complete the work if they work alone?

Pintu takes 6 days more than Nishu to complete certain work. If they work together, they finish it in 4 days. How many days would it take to complete the work if they work alone?

Shweta takes 6 days less , than the Ankitha to complete the work. The same work is completed together in 4 days. How many days required to complete the work by Ankitha alone?

Anand takes 9 days more than his father to do a certain piece of work. Together they can do the work in 6 days. How many days will Anand take to do that work alone?

Anand takes 9 days more than his father to do a certain piece of work. Together they can do the work in 6 days. How many days will Anand take to do that work alone?

A is twice as efficient as B and together they finish a piece of work in 18 days. How many days will A take to complete the work alone?

A' takes 6 days less than 'B' to complete a piece of work. If both work together they can complete the same work in 4 days. In how many days will 'B' alone complete the work?

B takes 16 days less than A to do a certain piece of work. If both working together can complete the work in 15 days, in how many days will B alone complete the work ?

A can complete a work in 'm' days and B can complete it in 'n' days. How many days will it take to complete the work if both A and B work together?