Mr. Johnson has decided they want to start selling textbooks. In the past, when they have sold the textbook, they sold 30 calculators at $105 each. Through research they have found out that for every $5 increase, they will lose 3 sales. a. What is the maximum revenue? b. What price and quantity maximize revenue?

Jane Corporation produces model toy cars. Each sells for $27.66. Its variable cost per unit is $15.13. Assuming it has a fixed cost of $350,840. What is the breakeven point for Jane Corporation?

What conclusion can you draw from a sales report that states that​ "sales this month were $14,000 more than four times the sales last ​month, which means that total sales for both months are $6,000 more than five times the sales last​ month"? Part 1. Select the correct choice below​ and, if​ necessary, fill in the answer box to complete your choice. Let x represent the sales from this month and y represent the sales from last​ month, both in dollars.   A. The solution is: x= ___ , y=____   (Simplify your answer. Type an integer or a​ decimal.) B.There are infinitely many solutions. C. There is no solution.   Part 2 What conclusion can now be drawn about the sales​ report? Consider the answer above.   A. The sales for this month and last month are represented accurately by x and y in the answer above. B. The sales report is inaccurate or was made up by someone. C. There were no sales in either month. D. There are an infinite amount of possibilities for the…

A car rental agency rents 200 cars per day at a rate $30 per day. For each $1 increase in rate 5 fewer cars are rented.At what rate should the cars be rented to produce max income? What is the max income?