11. Calculate the number of days

\(A\) and \(B\) together can finish a piece of work in 22 days. \(A\) worked for 8 days and left. \(B\) finishes the remaining work in 36 days. Find the number of days it takes for \(B\) to finish the whole work alone.

 

The number of days it takes for \(B\) to finish the whole work is  days.