please help due in 20 minutes

Answer:
See explanation
Step-by-step explanation:
3: 32 cups......there is 16 cups per gallon
4: 3,500 grams
5: 1.75 grams
6: 3.5 feet....there is 12 inches in a foot so 42/12 = 3.5
7: To convert a smaller measurement to a bigger one you multiply, to convert a bigger measurement to a smaller one you divide.
Answer:
3) 32 Cups,
4) 3500 grams
5) 1.75 grams
6) 3.5 feet
7) You can convert units easily and accurately with one simple rule: just multiply the old measurement by a carefully chosen form of the number 1.