Dawson Toys, Limited, produces a toy called the Maze. The company has recently created a standard cost system to help control costs and has established the following standards for the Maze toy: Direct materials: 8 microns per toy at $0.34 per micron Direct labor 12 hours per toy at $710 per hour During July, the compary produced 5,300 Maze toys. The toy's production data for the month are as follows Direct materials. 74,000 mictons were purchased at a cost of 5033 per micron 21,000 of these microns were still in irventory at the end of the month. Direct labor 6,760 direct labor-hours were worked at a cost of $51,376 Required: 1 Compute the following variances for July, (Indicate the effect of each variance by selecting "F" for favorable, "U" for unfavorable, and "None" for no effect (i.e., zero varionce). Input all amounts os positive values. Do not round intermediate calculations. Round finel answer to the neorest whole doller amount.) a, The materials price and quantity variances b. The fabor rate and efficiency variances