explain it please

2) Priest and Sons, a local manufacturer of a product that sells for $13.50 per unit. Variable cost per unit is $7 85 and fixed cost per period is $1 220. Capacity per period is 1100 units. Perform a break-even analysis showing a) an algebraic statement of (i) the revenue function; (ii) the cost function; (iii) calculate the break-even point in units. 3) Trevor, the new owner of the vehicle accessory shop is considering buying sets of winter tires for $299 per set and selling them at $520 each. Fixed costs related to this operation amount to $3 250 per month. It is expected that 18 sets per month could be sold. How much profit will Trevor make each month? 4) Victor plans to set up an on-line business selling software applications that he develops and supports. He believes that a price of $130 for his product including the technical support would be competitive. His monthly fixed expenses amount to $850. Victor would hire some college students to provide the technical support of the application paying them for 3 hours at $15 per hour for each client. a) How many clients does Victor need to acquire to break even? b) If he wants to achieve a target profit of $500 monthly, how many clients does he need