Widgeon Co.manutactures three products: Bales, Tales and Wales. The selling prices are $55, $78, and $32, respectively. The variable costs for each product are $20, $50, and $15, respectively. Each product must go through the same processing in a machine that is limited to 2,000 hours per month Balestake 5 hours to process Tales 7 hours and Wales 1 hour The contribution per machine hour for Wales is On 28 Ob. 51 O. 535 Ods