need help with a3 please

Vice President for Sales and Marketingat Waterways Corporation is planning for production noeds to meet sales demand in the use cost-volume profitconcepts help Waterways understand contribution margins of some of its products and decide whether to inas produce any of them. Wateways markets a smplewater control and timer that it mass produces. Last year, the company sold 699,000 units at an awerage (mit selling price of $3.80, The variable costs were $1.859.340, ind the fixed costs were $557.802. (a1) What is the product's contribution marsin ratio? (Round rotio to odecimal ploces, es. 25\%) What is the margin of safety, both in dollars and as a ratio? (Round ratio to O decimal ploces, eg. 25\%) Margin ot safety in dollars Marzin of safety ratio