Please help with This algebra question!

Which of the following are accepted without proof in a logical system? check all that apply.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !