P can complete 40 of a task in 4 Q can do 25 of same task in 3 days and R can do 60 of task in 9 day...........

Quantitative Aptitude (Insurance) Time and work

P can complete 40% of a task in 4 ????????, Q can do 25% of same task in 3 days and R can do 60% of task in 9 days. If all three start working together and after two days P left the work, then find in how many more days Q and R working together will complete work?

5 1/3 days