i need all 4 please

Coke's preferred stock: Coca-Cola preferred stock pays a dividend of $0.58 per quarter. If the price of the stock is $66.54 what is Coke's nominal annual rate of interest? QUESTION 7 Coke's preferred stock: What is its effective annual rate of interest? QUESTION 8 BamBam Corp, has a perpetual preferred stock outstanding that sells for $26.50 a share and pays a dividend of $1.80 at the end of each year. What is the required rate of return.rp? QUESTION 9 Bedrock Capital issued perpetual preferred stocks with a 8% annual dividend. The stock currently yields 6.75% and its par value is $100, What is the stock value