I keep coming up with these numbers, any help is appreciated!

QUESTION 1 Mark 0.00 out of 2.00PFlag question Incorrect Stage 1 ABC at a College: Assigning Costs to Activities An economics professor at Prince Town University devotes 50 percent of her time to teaching, 35 percent of her time to research and writing, and 15 percent of her time to service activities such as committee work and student advising. The professor teaches two semesters per year. During each semester, she teaches one section of an introductory economics course (with a maximum enrollment of 50 students) and one section of a graduate economics course (with a maximum enrollment of 30 students) Including course preparation, classroom instruction, and appointments with students, each course requires an equal amount of time. The economics professor is paid $135,000 per year. graduate economics courses. Round answers to two decimal places. Cost of Instruction Per Student Course 742.5x Graduate Course 1,237.5 x Check