Crane Corp. management is considering purchasing a machine that will cost $117,250 and will be depreciated on a straight-line basis over a five-year period. The sales and expenses (excluding depreciation) for the next five years are shown in the following table. The company's tax rate is 34 percent. Year 1 Year 2 Year 3 Year 4 Year 5 Sales $127.450 $176.875 $247,455 $254,440 $271,125 Expenses $141.410 $128,488 $137,289 $145.112 $139,556 Crane will accept all projects that provide an accounting rate of return (ARR) of at least 45 percent. (a1) Calculate accounting rate of return. (Round answer to 1 decimal place, e.g. 15.2%.) % Accounting rate of return