3. A company is considering on investing one of the following alternatives. The tax rate is 50%. Suppose that no tax is paid if the taxable income is non-positive. Given that after-tax MARR is 10% and no budget limit exists, determine which alternative, if any, should be selected. (Hint: Use incremental analysis if possible.) B A First Cost ($) -30,000 Annual Revenues ($) 20,000 Annual Expenses ($) 5,000 Depreciation Method Double Declining Balance Recovery period 5 Salvage Value ($) 10,000 -60,000 25,000 5,000 150% Declining Balance 8 5,000 -90,000 35,000 10,000 Straight Line Method 10 10,000 (a) if the alternatives are independent? (b) if the alternatives are mutually exclusive