Persons taking a 30-hour review course to prepare for a standardized exam average a score of 620 1) on that exam. Persons taking a 70-hour review course average a score of 600. Find a linear equation which fits this data, and which relates score to review time. Use this equation to predict an average score for persons taking a 46-hour review course. Round to the nearest tenth. A) 684.7 B) 696.2 C) 692.0 D) 706.0