In 2021, Cullumber Company had a break-even point of $309,000 based on a unit selling price of $5.00 and fixed costs of $92,700. In 2022, the unit selling price and the unit variable costs did not change, but the break-even point increased to $453,000. (a) Your answer is correct. Compute the unit variable costs and the contribution margin ratio for 2021. (Round unit variable cost to 2 decimal places, e.g. 2.25 and contribution margin ratio to O decimal places, e.g. 20%.) Unit variable cost Contribution margin ratio (b) eTextbook and Media +A Your answer is incorrect. Compute the increase in fixed costs for 2022. Increase in fixed cost 3.5 30 % Attempts: 1 of 7 used