Alpha Company has the following data: Selling price of $30 Unit variable cost of $10 Sales volume of 300 units. Fixed costs total $1,000 Alpha believes that if it decreases the price to $25, the sales volume will increase by 20 units (from 300 to 320). How much will Alpha's profit change if it decreases the price to $25? A $1,200 increase B $1,200 decrease $1,000 decrease D $1,000 increase 2 Question 4 At sales volume of 600 units, variable costs are $8 per unit, and fixed costs are $3,000. The price is $15 pe unit. Predict total contribution margin for volume of 800 units. A $9,000 B $5,600 $2,600 D) $4,200