What are the next 4 multiples of 2/6

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian 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? i need this done

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

3x = 729 solve for x plz . it's urgent. will mark