Trillium, Inc. reports the following information for April: Alpha Beta Units sold 5 comma 000 units 710 units Sales price per unit $ 410 $ 710 Variable manufacturing cost per unit 260 510 Sales commission per unit: Alpha: 3% of sales price 12.3 Beta: 8% of sales price 56.8 

What is the contribution margin ratio of Alpha? (Round your answer to two decimal places.)