(a) Mining and Purification Company has the following details on its shares $20 million shares each with a value of $32, whose cost is 8. % $40 million of 5% bonds with a market value of $101.00, after-tax cost of 3.5%. A bank loan of $8 million whose after-tax cost is 6.2%. $2 million 8% preference shares of $2 whose market price is $3.33 per share and whose cost is 6%. Calculate the WACC [10 Marks]