Answer:D
Step-by-step explanation:
The rule is 3^x.
Check: 3^1 = 3; 3^2 = 9; 3^3 = 27 and 3^4 = 81
You would divide 27 by 12.
27 / 12 = 2.25
So, he used 2.25 pounds per sandwich.
Answer:
No
Step-by-step explanation:
Find a common denominator, and that is 14. So we convert 1/2 into 7/14 and 2/7 to 4/14, and we see it is not proportional.