Prepare a flex budget based on selling 4,000 units at a Selling Price of $10/unit. The Static Budget and actual amounts for the period are below: 4,000 units 5,000 Units 4,000 Units Budget Flex Budget Actual Sales $40,000 $50,000 Direct Materials -variable $1/Unit $4,200 $5,000 Direct Labour - Mariable $3.50/unit $16,000 $17,500 Total Variable Costs $20.200 $22.500 Contribution Margin $19,800 $27,500 Fixed Expenses $6,000 $5,000 Net Income $13.800 $22,500