Question

A machine a depreciated at the rate of 10 per annum for the first two years and then 7% per annum for the next 3 years, depreciation being calculated on diminishing vale. if the value of machine be 10000 initially, find the average rate of depreciation and the depreciated value of the machine at the end of the fifth year

Answer 1

hope this helps. And i dont think we can find the average rate of depreciation without salvage value.