Shane has nine notes in his wallet, three are $50 and the rest are $20 notes. Write the ratio of $50 notes to $20 dollar notes.

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

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

The only way to identify an intercept is as an ordered pair. true false