Amanufacturer has been selling 1000 flat-screen tvs a week at $350 each. a market survey indicates that for each $10 rebate offered to the buyer, the number of tvs sold will increase by 100 per week
(a) find the demand function (price p as a function of units sold x).
(b) how large a rebate should the company offer the buyer in order to maximize its revenue?
(c) if its weekly cost function is c(x) = 73,000 + 110x, how should the manufacturer set the size of the rebate in order to maximize its profit?

Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%

3c2 + 2d)(–5c2 + d) select all of the partial products for the multiplication problem above.

The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u.s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.