61.
A survey asked students what pets they have.
Based on the results, the following statemen...
Mathematics, 21.03.2021 21:10 1230bering
61.
A survey asked students what pets they have.
Based on the results, the following statements
are all true.
• 20 students have cats.
• 23 students have dogs.
• 3 students have both dogs and cats.
• 5 students have no dogs or cats.
How many students were surveyed?
Answers: 3
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