Boeing Company set the following standards for one of its aircraft models:

| Direct Materials | Quantity: 10,000 kg per unit | Price: $20 per kg | | Direct Labor | 500 hours per unit | Rate: $50 per hour | | Variable Overhead| $30,000 per unit | | Fixed Overhead | $500 million per year |

During the month, 10 units were produced, and actual costs were as follows:

Actual Costs	Amount ($)
Direct Materials	250 million
Direct Labor	25 million
Variable Overhead	300 million
Fixed Overhead	55 million

Required:

• Calculate the direct materials price variance and quantity variance.
• Determine the direct labor rate variance and efficiency variance.
• Analyze the variable overhead spending variance.
• Calculate the total manufacturing overhead variance.