21. ABC Company produces a single product. The following data is available for the month of July:
    Direct materials cost: $70,000
    Direct labor cost: $45,000
    Variable manufacturing overhead: $20,000
    Fixed manufacturing overhead: $30,000
    Beginning finished goods inventory: $25,000
    Ending finished goods inventory: $30,000
    Beginning work in process inventory: $15,000
    Ending work in process inventory: $18,000
    Requirements:
    a) Calculate the total manufacturing cost.
    b) Calculate the cost of goods manufactured.
    c) Calculate the cost of goods sold.
    d) Calculate the gross profit.
    e) Prepare a schedule of cost of goods manufactured.
    f) Prepare a schedule of cost of goods sold.