1. How many gallons of bolognaise sauce can be made using 4.75 pounds of ground chuck if the original recipe yields 1 gallon and calls for 2.5 pounds of ground chuck? 2. A restaurant with an on-site garden uses leftover coffee grounds as a medium for growing mushrooms. If 5 1/2 pounds of coffee grounds grow enough mushroom spores to yield 3 pounds of mushrooms, how many pounds of coffee grounds are needed to yield 20 pounds of mushrooms? ( show as a mixed number.)

3. A chili recipe calls for 12 ounces of finely diced onions and normally yields 2 gallons. If the recipe is scaled to make 2 quarts, how many ounces finely diced onions are required?