kindly answer this ASAP as i have to submit my home work after 1 hour

Ali & Sons, Inc., purchased a new machine on Sept 1, 2020 at a cost of Rs.180,000. The machine's estimated useful life at the time of the purchase was five years, and its residual value was Rs.10,000. Required: Prepare a complete depreciation schedule, beginning with calendar year 2020, under each of the methods listed below (assuming half-year convention): 1. 200 percent declining-balance, 2. 150% declining-balance, switching to straight-line when that maximizes the expense