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In a class of 30 students, 7 play an instrument and 19 play a sport. There are 4 students who play an instrument and also play a sport. What is the probability that a student ch…

In a class of 30 students, 7 play an instrument and 19 play a sport. There are 4 students who play an instrument and also play a sport. What is the probability that a student ch…
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4 votes
In a class of 30 students, 7 play an instrument and 19 play a sport. There are 4 students who play an instrument and also play a sport. What is the probability that a student chosen randomly from the class plays an instrument?

asked
User Alexis Lucattini
by
7.2k points

2 Answers

7 votes

Answer:

1/20

Explanation:

answered
User Mandubian
by
8.8k points
4 votes

Answer:

7/30

Explanation:

answered
User Masashi
by
8.6k points
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