plz I need the answer with explanation

The Bricktown pub is a restaurant that specializes in classic east coast rare in a moderate price range. Debbie MacNeil, the manager or Bricktown, has determined that during the last two years the sales mix and contribution margin of its offerings are as follows: Debbie is considering a variety of options to try to improve the restaurant's profitability. Her goal is to generate a target operating income of $155000. The company has fixed costs of $400000 per year. Complete the following table to calculate the weighted average contribution margin ratio. Use 4 decimal places (e.g., 0.1234). Using this information, calculate the total restaurant sales and the sales of each product line that would be necessary in order to achieve the desired target operating income. Use $, no commas, and no decimal places (e.g., $123456)