TS ICET 26 May 2023 Shift 2 Solved Paper

A person $\mathit{A}$ alone can finish a piece of work in 36 days and another person $\mathit{B}$ alone can finish the same work in 60 days. A starts the work and after 12 days he left. Then B starts working and finishes the work. Then the total number of days in which the work will be completed is