A sales representative at an electronics outlet mall receives sales commissions of 3% on tablets, 7% on laptops, and 9% on televisions. In April, if he sold three tablets that cost $420 each, six...

A sales representative at an electronics outlet mall receives sales commissions of 3% on tablets, 7% on laptops, and 9% on televisions. In April, if he sold three tablets that cost $420 each, six laptops that cost $550 each, and two televisions that cost $880 each, calculate his total sales commission earned for the month.