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MathematicsMathematics
9 September, 15:16

92. A recent survey asked students what pets

they have. Based on the results, the following

statements are all true:

23 students have dogs.

20 students have cats.

3 students have both dogs and cats.

5 students have no cats or dogs.

How many students were surveyed?

F. 40

G. 42

H. 45

J. 46

K. 51

+2
Answers (1)
  1. 9 September, 15:40
    0
    23 students have dogs and 20 students have cats. However 3 students have both animals. So, its really 20 students that only have dogs, 17 students that only have cats, 3 students who have both, and 5 people who have neither.

    20 + 17 + 3 + 5=45

    the answer would be H I believe.
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Home » Mathematics » 92. A recent survey asked students what pets they have. Based on the results, the following statements are all true: 23 students have dogs. 20 students have cats. 3 students have both dogs and cats. 5 students have no cats or dogs.
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