Marilyn carries a tip-calculator card with her. It lists the amounts for 15% and 20% tips on whole-dollar values up to $100.00. Her daughter notices a pattern. She says, "For each dollar the cost increases, the tips in the 15% column increase by $.15."

Asif spent $745.10 on 13 new file cabinets for his office. small file cabinets cost $43.50 and large file cabinets cost $65.95. write and solve a system of equations to find the number of small cabinets and large cabinets he purchased. determine if each statement is true or false. 1. he purchased 5 small cabinets. true or false 2. he purchased 7 large cabinets. true or false 3. he spent $527.60 on large cabinets. true or false

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length