Polaris Transportation wants to replace its old fleet of vehicles and purchase 4 new vehicles. Information about these vehicles is listed below: Purchase price: $42,500 per vehicle PST: $3,400 per vehicle GST: $2,125 per vehicle New tires and brakes for all six vehicles: $7,500 total. Estimated annual costs for oil changes and regular maintenance: $220 per vehicle Before investing in new vehicles, Polaris must dispose of their current fleet of 6 vehicles that were purchased on May 1, 2016 at a total cost of $225,500. When purchased, the old vehicles were expected to have a life of 6 years with a residual value of $2,500 per vehicle. Disposal of the old vehicles will occur on August 1st, 2020, to coincide with the arrival of the new vehicles. Polaris has a December 31st year end and records depreciation expense annually. Required: Part A Treat the following situations independently and round all your numbers to the 2nd decimal place. Prepare the journal entries to dispose of the 6 old vehicles, assuming: a. The vehicles were sold for $2,800 each and the company uses straight line depreciation. (5 marks) b. The vehicles were sold for $4,500 each and the company uses Double Declining Balance depreciation. (5 marks) Part B If Polaris purchased the four new vehicles, what would be the capitalized cost for the four new vehicles? (2 marks)