5. which is a better buy, 4 bouncy
balls for $7.60 or 5 bouncy balls for
$9.00? (hint: find the unit rate of cost per bouncy ball first.)

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

In which form is the following function written? y = - 2(x – 3)(x + 5)