management science question

2) A production process requires a fixed cost of $50,000. The variable cost per unit is $25 and the revenue per unit is projected to be $45. i. Write a mathematical expression for total cost. ji. Write a mathematical expression for total revenue. Write a mathematical expression for total profit. iv. Find the break-even point. A recent marketing study shows that because of an emerging competitor, the revenue will be about 12% lower. How does this affect the break even point? V