The course credit hours and grades for a student's fall semester at college are given in the table below. At the coliege, an A is worth six quality points, a D four points, a C two points, and a D one point The grade-point average at the college is calculated as a weighted average, with quality points for each course weighted by the credit hours for that course. What is the student's grade-point avarage? Credit hours: 2 3 5 4 45 Grade: BAD ACD The student's grade-point average is (Round to two decimal places as needed.).