1. Find the break-even point for the firm whose cost functionCand revenue functionRare given.

C(x) =11x+32,000;R(x) =19x

(x,y) =?

2. Find the break-even point for the firm whose cost functionCand revenue functionRare given.

C(x) =210x+12,000;R(x) =300x

(x,y) =

3. A division of a company produces income tax apps for smartphones. Each income tax app sells for$6. The monthly fixed costs incurred by the division are$25,000, and the variable cost of producing each income tax app is$1.

(a) Find the break-even point for the division.

(x,y) =?

(b) What should be the level of sales in order for the division to realize a15%profit over the cost of making the income tax apps? (Round your answer up to the nearest whole number.)

_____income tax apps