9. 900 students of an international business school are surveyed about their courses. 620 take Accounting, 500 take Economics and 180 don't take either Accounting or Economics. What is the probability that a student chosen from this group takes both Accounting and Economics? [2T] (Hint: Venn Diagram) Legend: D 13. 110 students were surveyed regarding their course selections. The results are shown on the Venn diagram shown below. [1Cx5] a) How many students take Arts or Drama? b) How many students don't take any of these three courses? c) How many students take Music or Drama but not Arts? d) How many students don't take Music? e) How many students take Music and Arts but not Drama? Arts Music 5 18 9 12 8 14 Drama 24 24

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