please answer all 5 parts! thanks.

Problem 9-5A Computing and analyzing times interest earned LO A1 [The following information applies to the questions displayed below.] Shown here are condensed income statements for two different companies (assume no income taxes). Problem 9-5A Part 1 Required: 1. Compute times interest earned for Miller Company and for Weaver Company.. 2. What happens to each company's net income if sales increase by 50%. (Round your answers to nearest whole percent.) 3. What happens to each company's net income if sales increase by 60% ? (Round your answers to nearest whole percent.) 4. What happens to each company's net income if sales decrease by 20% ? (Round your answers to nearest whole percent.) 5. What happens to each company's net income if sales decrease by 40% ? (Round your answers to nearest whole percent.)