Adam Enterprises recently experienced a fire, forcing the company to use incomplete informatic that all materials purchased during the period were used in production: Direct materials: Standard price per pound: $10 Actual price per pound: $9 Price variance: $15,000F Total of direct-material variances: $1,000F Direct labor: Actual hours worked: 40,000 Actual rate per hour: $17 Efficiency variance: $16,000F Total of direct-labor variances: $24,000U Total production was 10,000 units. [A.] Determine the actual quantity of materials used. [B.) Determine the direct-material quantity variance. [C.) Determine the direct-labor rate variance. [D.) Determine the standard labor rate per hour