I don't know how to do this please explain

Olongapo Sports Corporation distributes two premium golf balls-Flight Dynamic and Sure Shot. Monthly sales and the contribution margin ratios for the two products follow: Fixed expenses total $597,000 per month. Required: 1. Prepare a contribution format income statement for the company as a whole. 2. What is the company's break-even point in dollar sales based on the current sales mix? 3. If sales increase by $41,000 a month, by how much would you expect the monthly net operating income to increase? Complete this question by entering your answers in the tabs below. Prepare a contribution format income statement for the company as a whole. (Round your percentage answers to 2 decimal places (i.e. 0.1234 should be entered as 12.34 ).)