The school cafeteria sells student lunches at 85 cents each and adult lunches at $2.75 each. one day the cafeteria sold 265 lunches and collected $272.75. how many adult lunches and how many student lunches were sold?

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

Which of the following expressions is equal to 2x^2+8

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?