C(n)=50+4n what information would the inverse function give us

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?

Which will form a composite function?

Apply distributive property to write equivalent equation 105×35m