need the contribution margin ratio and the required sales in dollars to break even

Eastland Corp. had total variable costs of $178,707, total fixed costs of $116,870, and total revenues of $251,700. (a1) Calculate contribution margin ratio. Contribution margin ratio eTextbook and Media Attempts: 0 of 2 used (a2) The parts of this question must be completed in order. This part will be available when you complete the part above