Q2(a) Based on the following data, calculate the "all-in" (Gross Rate) in RM (RINGGIT MALAYSIA) of hourly cost for a Komatsu PC-200 hydraulic excavator. Adopt 20% as overhead and profit for both standing and running charges. Capital cost (purchase price) RM350,000.00 Residual Value (Tesale/scrap value) RM100,000.00 Interest on capital 3% compounded yearly Expected Life 10 years Hours worked per annum 2700 Maintenance cost 2% of capital cost per annum Insurance RM2,000.00 per annum Road Tax RM0.00 per annum Operator's wages RM15 per hour Fuel @ 20 litres/hour "RM2.00/litre Lubricants allow 10% of fuel costs (15 marks)