Determine if the following ratios form a proportion. 6/14
,15/35

Yes these ratios are proportional

No these ratios are not proportional

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

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)