A cement manufacturer has supplied the following data: Tons of cement produced and sold 225,000 Sales revenue $ 929,000 Variable manufacturing expense $ 298,000 Fixed manufacturing expense $ 283,000 Variable selling and administrative expense $ 166,500 Fixed selling and administrative expense $ 83,000 Net operating income $ 98,500 The company's contribution margin ratio is closest to: Multiple Choice 37.5% 50.0% 10.6% 69.5%

Arnold rossiter is a 40-year-old employee of the barrington company who will retire at age 60 and expects to live to age 75. the firm has promised a retirement income of $20,000 at the end of each year following retirement until death. the firm's pension fund is expected to earn 7 percent annually on its assets and the firm uses 7% to discount pension benefits. what is barrington's annual pension contribution to the nearest dollar for mr. rossiter? (assume certainty and end-of-year cash flows.)