Suppose a student received a 6, 8, 6 on their first three quizzes each worth 10 points. What would they have to receive on the fourth quiz to have a C (7 out of 10) average on quizzes? 2 points

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.