In a group of 33 pupils, 1 plays the flute only.
12 play the piano only.
10 play neither ins...
Mathematics, 03.02.2021 14:00 annamcda301
In a group of 33 pupils, 1 plays the flute only.
12 play the piano only.
10 play neither instrument.
A student is selected at random.
What is the probability the student plays both instruments?
Answers: 3
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