Mathematics, 26.04.2020 16:25 bbthomas

A group of 55 pupils were asked if they owned a phone or a tablet.

11 people are known to own both

18 said they only owned a tablet

34 said they owned at least a phone

A student is picked at random, what is the probability that the student doesn’t have a phone or tablet? Give your answer as a fraction in its simplest form.

Answers: 3

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A group of 55 pupils were asked if they owned a phone or a tablet.

11 people are known t...

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