Cholla Company's standard fixed overhead rate is based on budgeted fixed manufacturing overheat of $19,800 and budgeted production of 30,000 units. Actual results for the month of October reveal that Cholla produced 28.000 units and spent $18,750 on fixed manufacturing overhead costs. Calculate Cholla's fixed overhead rate and the fixed overhead volume variance (Indicate the effect of each variance by selecting "F" for favorable. "U" for unfavorable, and "None" for no effect (i.e., zero variance). Round "Fixed Overhead Rote" to 2 decimal places.) por Unit Foxed Overhead Rate Foxed Overhead Volume Variance