help with 3,9,10 please

The market value of debt is $425 million and the total market value of the firtn is $925 million. The cost of equity is 17%, the cost of debt is 10% and the corporate tax rate is 35%. What is the WACC? O A 11.01% OB 12.18% OC 13.78% OD 14.17% E none Suppose the nominal risk-free rate of interest in US is 3% and that of Canada is 2% The inflation rate in US is 5% what is the inflation rate in Canada? A. 1% OB-19 C2% O 0.4% OE nono QUESTION 10 Estimate the exchange rate in the next two years, if US inflation rate is 5%, and that of Canada is 4%. The current spot rate is $10585 Tips Use the "Amoatong Gut-Check to forecast this exchange rate O A $10700 OBS10790 CS10384 OD $1.0384 E. none