A piece of equipment was purchased for $1,800 and depreciated on a straight-line basis to $100 over a useful life of 7 years. After 5 years of use, the equipment was sold for $ 500. If the firm's tax rate is 35.0%, a) How much is the annual depreciation expense? (Round to 2 decimal places) b) What is the after-tax salvage cash flow? (Round to 2 decimal places)