Assume that there was no beginning inventory of either direct materials or finished units. During the month, materials purchased amounted to 97,900 lb., at a total cost of $460,130. Input price variances are isolated upon purchase. Input-efficiency variances are isolated at the time of usage. Read the requirements. Standards Direct materials: 10 lb. at $4.50 per lb. Direct manufacturing labor: 0.5 hour at $29 per hour Actual Data Print Done - $ 45.00 14.50 - X Actual results in January 2020 were as follows: Direct materials: 96,000 lb. used Direct manufacturing labor: 4,700 hours $ 143,350 Print Done