SOLUTION: in a second year college class of 100 students, 40 studied mathematics, 64 studied psychology, 50 studied chemistry, 20 studied both math and chemistry, 24 studied both math and ps
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Question 200720: in a second year college class of 100 students, 40 studied mathematics, 64 studied psychology, 50 studied chemistry, 20 studied both math and chemistry, 24 studied both math and psychology, 8 studied chemistry but neither math or psychology, 10 studied all the 3 subjects, while 12 did not take any of the three. How many studied math only? How many studied psychology only? How many studied psychology and chemistry but not mathematics? Answer by rfer(16322) (Show Source):
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