Note: Please use 3 decimal points in answering the questions below. A 64.-63 participation plan is used in a plant (base rate is guaranteed an operator receives n1 percent of proportional gain after exceeding 100 percent). The established time value on a certain job is 0.90 minute, and the base rate is 13 S/hour. 01. What is the direct labor cost per piece when operator efficiency is 46 percent of standard? 02. What is the direct labor cost per piece when operator efficiency is 72 percent of standard? 03. What is the direct labor cost per piece when operator efficiency is 100 percent of standard? 04. What is the direct labor cost per piece when operator efficiency is 110 percent of standard? 05. What is the direct labor cost per piece when operator efficiency is 129 percent of standard