The graph displays the cost of a pizza based on the number of toppings. Which is the independent variable in this situation?

What is a rational number between 9.5 and 9.7

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,