SkyChefs, Incorporated, prepares in-flight meais for a number of major airlines. One of the company's products is grilled salmon with mixed vegetables. During the most recent week, the company prepared 4,300 of these meals using 1,250 direct labor-hours. The company paid its direct labor workers a total of $11,250 for this work, or $9.00 per hour. According to the standard cost card for this meal, it should require 0.30 direct labor-hour at a cost of $8.50 per hour. Required: 1. What is the standard labor-hours allowed ( SH ) to prepare 4,300 meals? 2. What is the standard lobor cost allowed (SH SR) to prepare 4,300 meals? 3. What is the labor spending variance? 4. What are the labor rate variance and the labor efficiency variance? Note: For requirements 3 and 4 , indicate the effect of each variance by selecting " F " for favorable, " U " for unfavorable, and "None" for no effect (i.e., zero variance). Input all amounts as positive values