the id is 1710267

A factory is planning to purchase a production line for (your ID) OR, and annual revenues of 11500 Or/yr, annual maintenance is 950 OR/yr, useful life:20 years( use i:6%): 1. Calculate the equivalent Present value. (use: ID, 11500, 950) 2. If there is upgrade cost of 15000 OR at the 7th year, calculate the equivalent annual value. (use: ID, 11500, 950, 15000) 3. Calculate the equivalent future value of the revenue is increasing 500 OR/yr. (use: ID, 11500, 950, 500) Note: for example, if your ID = 1710983; initial cost =1710983 OR and so on)