IN WN =n? χ 1. Which of the following model best represents D. B. C. NH 2. Which of the following model best represents { x = n? 1/2 ? D. A. B. C 3. Which of the following model best represents { x = n? * = 3 A. B. C. D. 4. What is 3 x 22 A. 1 12 х 10 27 9 12 B. C. D. 10 123 40 22 5. What is of it? 10 9 A. 7 50 B. 11 50 C. D. 11 25 15