A small clothing company makes two styles of Georgia Tech shirts: a t-shirt and a tank top. To make a t-shirt, 10 minutes of cutting time and 30 minutes of sewing time and required. To make a tank top, 30 minutes of cutting time and 15 minutes of sewing time are required. Currently, at most 20 hours a day are available for cutting and at most 15 hours a day are available for sewing. Supposed they earn $13.50 profit for each t-shirt and $9.95 profit for each tank top they make. Assuming they can sell all the shirts they make, how many of each type should they produce in order to earn the most profit per day