What is the median of these numbers 30, 29, 32, 25, 36, 20, 30, 26, 56, 45, 33, 34?

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

How do i do this activity, is appreciated

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2