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In the senior year of a high school graduating class of 80 students, 30 studied mathematics, 58 studied psychology, 42 s
Posted: Sun Oct 03, 2021 11:12 am
by answerhappygod
- In The Senior Year Of A High School Graduating Class Of 80 Students 30 Studied Mathematics 58 Studied Psychology 42 S 1 (28.93 KiB) Viewed 34 times
In the senior year of a high school graduating class of 80 students, 30 studied mathematics, 58 studied psychology, 42 studied history, 16 studied both mathematics and history, 17 studied both mathematics and psychology, 3 studied history but neither mathematics nor psychology, 6 studied all three subjects, and 6 did not take any of the three. If a student who studied mathematics is selected, what is the probability that the student has also studied psychology? [The answer should be a number