Current Attempt in Progress Determine the missing amounts. Unit Selling Price Unit Variable Costs Unit Contribution Margin 1. $300 $129 $ (a) 2 $500 $ (c) $210 3. $ le) $ $270 e Textbook and Media Save for Lator Attempts: 0 of 3 used Submit Answer empt in Progress e the missing amounts Unit Variable Costs Unit Contribution Margin Contribution Margin Ratio 30 $129 $ (a) % (b) 30 $ (c) $210 % (d) le) $ (0 $270 30% extbook and Media ve for Later Attempts:0 of 3 used Submit