What is 149/18 in its simplest form

Perform the required operations on the following functions given: f(x)= 3-x; g(x)= -2x find g[f(x)]

100 points, hi, i’m not sure what to do here, the data doesn’t seem to be quadratic .? can anyone me, in advance

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?