Find the common ratio of the geometric sequence 20 40 80​

Twelve friends shared 8 small pizzas equally.how many pizzas did each person get?

What values of c and d make the equation true?

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions