Lordofdragons073go Lordofdragons073go Mathematics Answered Al Roy bought five bonds of Jort Co. 11 3/4 at 93.25 and four bonds of Inst. System 12x08 for 81.125. If the commission on the bonds is $2.50 per bond, the total cost of all the purchases is: Multiple Choice $4,662.50 $3,425.00 $7,930.00 $7,907.50