Question 3: ABC Corporation purchased equipment on April 1, 2013 for 105,000. Estimated useful life of the equipment is 5 years and 100,000 units of production and estimated salvage value is $5,000. The company produced 15,000 units in 2014.Calculate the depreciation expense in 2014 under: 1. Straight line method 2- Sum of the years digits 3- Double declining balance 4- Units of production method 5. Which method results in the lowest book value at the end of 2014? 6- A Which method results in the lowest book value at the end of the useful life