PLZ HELP!! The function c(x) = 2.5x + 15 shows the cost, in dollars, to make x necklaces.

What is c(10)?

What is c(15)?

What is the best interpretation of c(20) = 65 in terms of the problem?

What kinds of numbers have an odd number of factors?

Whats the name of the vertical axis

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?