please help i rate fast. please follow instruction on rounding . thank you

Ropot Instruments makes fine violins and cellos It has $15 million in debt outstanding equity valued at $2 3 million, and pays corporate income tax at rate 33% its cost of equity is 14% and its cost of debt is 5% a. What is Rogot's pre-tax WACC? b. What is Rogol's (effective after-tax) WACC? a. What is Rogors pro-tax WACC? Rogel's pra tax WACC 's % (Round to ho decimal places) b. What w Rogol's (effective for tax) WACCO Robots (otective ather-tax) WACC 8 % (Round to two decimal places) 7