1. A contractor imported a bulldozer paying P350k to the manufacturer, freight & insurance charges amounted to P18k, permits & other exp P25k. If the contractor estimates the life of the bulldozer to be 15 years with salvage value of P30k, determine the depreciation at the end of 11 years and its Total Depreciation using Sinking fund at 10% and SYD Method.

2. A contractor purchases an eqpt worth P250k & he estimates that it will be able to produce 1M units during its life and he expects to receive P15k as scrap value when he sells it. During a certain year he used the machine for 120k units, determine depreciation cost for that year.