A firm has sales of Rs. 10,00,000. Variable cost is 70%, total cost is Rs.9,00,000 and Debt of Rs. 5,00,000 at 10% rate of interest. If tax rate is 40% calculate:
(a) Operating Leverage
(b) Financial Leverage
(c) Combined Leverage
(d) If the firm wants to double up its EBIT, how much of a raise in sales would be needed on a % basis?