An elementary bake sale is selling brownies and cookies. Their goal is to make $500 dollars. Each brownies is sold for $2 and each cookie is sold for $1.50. Write an equation to represent the number of brownies, b, and cookies, c, that must be sold to make $500.

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

Select the sequences that are geometric.

Which of these tables represents a non-linear function?