In a certain class, 22 pupils take one or more
of chemistry, economics and government
12 take...
Mathematics, 18.01.2021 21:10 cportillo891
In a certain class, 22 pupils take one or more
of chemistry, economics and government
12 take economics (E), 8 take government
(G) and 7 take chemistry (C). Nobody takes
economics and chemistry, and 4 pupils take
economics and government.
a i Using set notation and the letters
indicated above, write down the two
statements in the last sentence.
ii Draw a Venn diagram to illustrate the
information
b How many pupils take
i both chemistry and government?
i government only?
Answers: 2
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