12. Bonus Question for 5 bonus points. How many cubes are needed to fill the prism below. The cubes in the rectangular prism are the same size. The prism has at least one stack of cubes that goes up to the top. Be sure to mark the correct line on the examination. Line 41 a. Line 42 a. Line 43. a. Line 44. a. 96 Line 45 a. 80 Line 46. a. 50 Line 47. a. 40 Line 48. a. 200 Line 49. a 300 Line 50. a. 20 108 b. 110 c. 112 d. 114 e. 116 105 b. 107 c. 109 d. 111 e. 113 118. b. 120 c. 122 d. 124 e. 126 b. 98. c. 100 d. 102 e. 104 b. 81 d. 82 e. 83 b. 51 d. 53 e. 54 b. 41 d. 48 e. 49 b. 201 d. 203 e. 204 c. 81 c. 52 c. 45 c. 202 b. 301 c. 302 d. 303 e. 304 b. 21 c. 27 d. 29. e. 25