Twenty two more than four times a number is less than 82

Which ratio is equivalent to 10: 85

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20