Which of the following functions is the inverse of this function

Hello everybody. can anybody me come up with detailed study plan on what topics to study from algebra 1 & 2, trig, and any other topic nesscery for success as a new beginner in pre-calculus. i dont have much math history but the basics. this will greatly me.

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd