... Range 3 4-9 8. A+ = 9 8-1 00, A =9 2-9 7, A- = 9 0- 92, B+ = 8 8-8 9, B = 84 - 87, B- = 8 0-8 3, C+ = 7 6-7 9, C = 72 - 75, C- = 62 - 71, D+ = 5 8-6 1, D= 5 4- 57, D- = 51 - 53. F = 50 or less. Va Vb a ... E D 30 B D 35 B B 40 D A 45 A B 50 C C Most commonly missed questions. (3 , 13, 14, 20, 21, 24, 25, 27, 28, 29, 33 , 37 , 38 , 40, 41, 42, 43, 45, 48, 5 0) 1) Enzymes lower Ea, ... A 33 D C 38 A C 43 A E 48 D D 4 E A 9 D B 14 A E 19 A A 24 D A 29 D D 34 E D 39 C C 44 E E 49 C B 5 B B 10 C C 15 D C 20 D D 25 E D 30 ...