Abbas Agro Limited (AAL) purchased machinery at price of 200,000 PKRs in 2014, its expected useful was five years. In 2017, company decided to sale out machinery at the price of 50,000 PKRs. If the company uses three different depreciation methods, you are required to calculate depreciation cost also gain/loss at sale of machinery in 2017. If result is different in all three methods then what would be rights answer. Write a discourse on it.