49 freshmen were interviewed about the classesthey were taking this semester. 22

Question

49 freshmen were interviewed about the classesthey were taking this semester.
22 said science
18 said math
20 said english
8 said science and math
5 said science and english
7 said math and english
2 said all three classes
How many are not taking any science, math, and english?
How many students are taking exactly one science, math, orenglish? 49 freshmen were interviewed about the classesthey were taking this semester. 22 said science 18 said math 20 said english 8 said science and math 5 said science and english 7 said math and english 2 said all three classes How many are not taking any science, math, and english? How many students are taking exactly one science, math, orenglish?

Explanation / Answer

When I interpret the question (and use a Venn diagram), I get 7 and26 as the answers.

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