Do it in 30 minutes, please

this is the question, I didn't have any extra information

Question 2: Evers Company purchases the following trucks: Trucks Depreciation Date of Purchases Cost-BDT Salvage Value Life in years Method 1 Jan-15 96000 6000 5 Straight line 2 Jan-15 110000 10000 4 Declining-balance 3 Jan-16 92000 8000 5 Units-of-activity Instructions: a) Compute the amount of depreciation of each trucks at December 31,2017 b) If, Truck 2 was purchased on April instead of January, what would be the depreciation for 2015 and 2016