... 7. A: X B: 7 3321 AI: X 7 = 3321 The best answer is X. The fraction given is too complicated for any calculations. Take ½ for example instead. X 7 = ½ X = (1/2) -7 ... 45.02XYYX . x y z A B C E A B C D Quantitative comparisons practice This file contains 621 quantitative comparison questions with full answers and explanations! ... edges are 7. 5 B: The volume of a box whose edges are 6, 7 and 10. The best answer is A. A = The volume is (7. 5)3 = (56.25)2, which is a little over 420. B = The volume is 6 x 7 x 10 =...