The cost. C, in thousands of dollars, to produce items at a clothing manufacturer is
given by the relation C = 2x2 – 29x + 100,
where x represents the number of items
produced, in hundreds. The revenue, R, in
thousands of dollars, that these items
generate is given by the relation
R= x2 – 10x + 250, where x represents the
number of items sold, in hundreds
a) Profit is defined as the difference
between the revenue and the cost. Using
P=R-C, develop a profit relation for
the company.
b) Determine the zeros of the profit relation.
c) How many items should be produced to
maximize profit?
d) What will the maximum profit be?
Afi

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below. correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance. what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.

On the day a coffee shop first opened, it had 140 customers. 65% of the customers ordered a large coffee. how many customers ordered a large coffee? enter your answer in the box.