Question: . (Level 2) There are 50 students in session 1 of STA13. In midterm1, 40 students in this session scored higher than 60, while in

. (Level 2) There are 50 students in session 1 of

STA13. In midterm1, 40 students in this session

scored higher than 60, while in midterm2, 38 stu-

dents scored higher than 60. If we know that 45

students scored higher than 60 in either midterm1

or midterm2. What is the proportion of students

who scored more than 60 on both midterms?

Answer: 0.66

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