- 9 gallons = ___ quarts
- 1 liters = ___ milliliters
- 27 feet = ___ yards
- 7 pints = ___ cups
- 6 feet = ___ inches
- 1 yards = ___ feet
- 21 feet = ___ yards
- 20 quarts = ___ gallons
- 3 yards = ___ feet
- 9 feet = ___ inches
- 4 gallons = ___ quarts
- 1 kilograms = ___ grams