Find measure of ABC if arc AB is 120 and arc BC is 100

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

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

Adeposit of 5500 at 6% for 3 years equals