How to calculate standard quantity under standard cost?

Required information Problem 8-3A (Algo) Flexible overhead budget; materials, labor, and overhead variances; and overhead variance report LO P1, P2, P3, P4 [The following information applies to the questions displayed below.] Antuan Company set the following standard costs per unit for its product. Direct materials (3.0 pounds @ $5.00 per pound) $ 15.00 Direct labor (1.6 hours @ $14 00 per hour) 22.40 Overhead (1.6 hours @ $18.50 per hour) 29.60 Standard cost per unit $ 67.00 The standard overhead rate ($18.50 per direct labor hour) is based on a predicted activity level of 75% of the factory's capacity of 20,000 units per month. Following are the company's budgeted overhead costs per month at the 75% capacity level. Overhead Budget (75% Capacity) Variable overhead costs Indirect materials $ 15,000 Indirect labor 75,060 Power 15,006 Maintenance 45,000 Total variable overhead costs 150, 000 Fixed overhead costs Depreciation-Building 23,000 Depreciation-Machinery 71, 090 Taxes and insurance 17, 000 Supervisory salaries 183, 090 Total fixed overhead costs 294 , 000 Total overhead costs $ 444, 000 The company incurred the following actual costs when it operated at 75% of capacity in October. Direct materials (46,500 pounds @ $5.20 per pound) $ 241, 809 Direct labor (19,000 hours @ $14.10 per hour) 267, 900 Overhead costs Indirect materials 6 41, 450 Indirect labor 176, 550 Power 17, 250 Maintenance 51, 750 Depreciation-Building 23, 000 Depreciation-Machinery 95, 850 Taxes and insurance 15, 300 Supervisory salaries 183, 000 604, 150 Total costs $ 1, 113, 850 Problem 8-3A (Algo) Part 2 2. Compute the direct materials variance, including its price and quantity variances. Note: Indicate the effect of each variance by selecting favorable, unfavorable, or no variance Actual Cost Actual quantity Standard Cost X Actual price Actual quantity * Standard price 46,500 Standard quantity X Standard price 520 46,500 5.00 5.00 241,800 232,500 $ 9,300 $ 0 Direct materials price variance 9,300 Unfavorable Direct materials quantity variance 0 Unfavorable Direct materials variance Unfavorable