`1\frac{1}{2}`quarts of sparkling water and `\frac{3}{4}`quart of grape juice. a. How much sparkling water would you need to mix with `9` quarts of grape juice? b. How much grape juice would you need to mix with `\frac{15}{4}`quarts of sparkling water? c. How much of each ingredient would you need to make `100` quarts of punch?