Caro-Lind Inc. manufactures personalized baby quilts. An experienced embroiderer can personalize 8 quilts per hour. Because the repetitive nature of the sewing can lead to carpal tunnel syndrome, workers take a 20-minute break after every 8 quilts. Before beginning each batch of 8 quilts, workers spend 10 minutes cleaning and setting up their sewing machines.

Calculate the standard quantity of direct labor for one quilt. (Round answer to 2 decimal place, e.g. 3.15.)

Standard quantity of direct labor per quilt ____ minutes