Question: 1.(6 points)- Let U {1, 2,. .., 10} be the universal set, and let ,,3 5, 7, 9} (303:: || 2. (4 points) Consider ten

1.(6 points)- Let U {1, 2,. .., 10} be the universal set, and let ,,3 5, 7, 9} (303:: || 2. (4 points) Consider ten customers leaving a bookstore. The clerk in the bookstore says that they sold a total of six Perl programming books and five C programming books to these ten customers. You are also told that three of the ten people didn't buy anything and no one person purchased multiple copies a single text, but some may have purchased one of each. You must show your work to receive full credit. a) How many people purchased at least one book? b) How many people purchased both a Perl book and a C book? c) How many people purchased only a Perl programming book

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