The graph of the revenue function f(x) = –0.07x2 + 3.5x is used to determine revenue in hundreds of thousands of dollars, where revenue depends on the number of thousands of items sold, x. How do the mathematical domain and reasonable domain compare? A. mathematical: –∞ < x < ∞ reasonable: 0 ≤ x ≤ 25 B. mathematical: –∞ < x < ∞ reasonable: 0 ≤ x ≤ 50 C. mathematical: 0 < x < ∞ reasonable: 0 ≤ x ≤ 25 D. mathematical: 0 < x < ∞ reasonable: 0 ≤ x ≤ 50

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187