A and B can complete a work in 10 days and 15 days respectively. If they work together for 5 days, what fraction of the work is left?

If A can complete a job in 5 hours and B can do it in 15 hours, how long will it take for them to complete the job together?

A and B can complete a work in 24 days and 36 days respectively. How long will it take for both to complete the work if they work together?

If A completes a task in 16 days and B completes it in 24 days, how long will it take for A and B to complete the task if they work together for 5 days?

If A can finish a task in 6 days and B can do the same task in 9 days, what fraction of the task is completed by A and B working together in one day?

A can complete a work in 20 days and B in 30 days. If they work together, how long will it take them to complete the work?

A can do a job in 12 days, B in 15 days, and C in 20 days. How long will they take to complete the job if they work together?

If A and B together can complete a job in 24 days, and A alone can complete it in 30 days, how long will B alone take to complete the job?

If A and B together can complete a work in 10 days, and B alone can complete it in 15 days, how many days will A alone take to complete the work?

If A can complete a job in 4 hours and B can do the same job in 6 hours, how long will it take for both A and B to complete the job together?