1a. 204 1b. 285
2a. 50% 2b. 16% 2c. 2.5% 2d. 68% 2e. 47.5% 2f. 81.5% 2g. 5%
3a. 16% 3b. 84% 3c. 2.5% 3d. 12 or 13