1. ## Can somebody help solve this problems please

A radio manufacturing firm has fixed cost of $25.000 cost and variable cost of$75.80 per radio. The radio sells for $119.95 Write an expression for the profit funciton and find the number of radios that must be sold to break even. If money is invested at 9%, what is the effective anual rate if the investment is compounded a) quarterly? b) monthly? c) daily? d) countinesly? A certain company has a fixed cost of$15.000 for its product and variable cost given by 140 + .04x dollars per unit, where x is the total number of units. The selling price of the product is 300-.06x dollars per unit. Form the profit function and find the break even point and level of sales which maximizes profits.

2. Originally Posted by vloraboy
A radio manufacturing firm has fixed cost of $25.000 cost and variable cost of$75.80 per radio. The radio sells for $119.95 Write an expression for the profit funciton and find the number of radios that must be sold to break even. What do you get? n = number of radios Cost(n) =$25000 + 75.80*n
Income(n) = 119.95*n

You tell me the proifit function, assuming you sell all that you manufacture.