The owner of a bicycle repair shop forecasts revenues of $236,000 a year. Variable costs will be $69,000, and rental costs for the shop are $49,000 a year. Depreciation on the repair tools will be $29,000. The tax rate is 40%. Calculate operating cash flow for the year by using all three methods: (a) Dollars in minus dollars out; (b) Adjusted accounting profits; and (c) Add back depreciation tax shield.