a$)$ Minx L$.$ ad $.$ is eurrently emborling on new operations in order to improve ite financen. With this in mind, it is now mecessary to detemsine the cost of explital. Minx ${?}^2,$ marninal $4\%$

The details required to calculate the cost of capital are as follows:

$\backslash$table$[[$Value of Cemmon Stock,$$30,000],[$Value of Preferred Stock,$$30\mathrm{.}000],[$Valve of Debt,$$20,000],[$Beta$,1\mathrm{.}25],[$Dividend Rate foe Preferred Stoek,$6\%$