A new machine costing Rs 1,00,000 was purchased by a company on 1st April, 2011. Its useful life is estimated to be 5 years and scrap value at Rs 10,000. The production hours for the next 5 years is as follows.
Year Hours
2011 - 2012 5,000
2012 - 2013 10,000
2013 - 2014 12,000
2014 - 2015 20,000
2015 - 2016 25,000