i need help

/pluginfile.php/3922652/mod-resource/content/2/F INS 1 6 1 3%20S1 %2020 1 3%20Final%20Practice%20 18. Company TNT currently has zero debt in its capital structure, a total market value of $60 million, and an equity beta of 0.75. The company is considering a new capital structure, by issuing $25 million worth of debt and using the proceeds to buy back $25 million worth of equity (no impact on the firms total market value). The company's corporate tax rate is 30%. Risk free rate is 6% and market return is 14%. How much would be the firms cost of equity after this recapitalization? (a) 15.75% (b) 15.00% (e) 12.00% (d) 19.56% (e) Cannot be determined without additional information