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#13024

counting

probability

medium

60 sec

At a high school, there are a total of 400 students. Each student is enrolled in either the Art Club, the Drama Club, or the Music Club. If a student is selected at random, the probability of selecting a student who is in the Art Club is 0.30 and the probability of selecting a student who is in the Drama Club is 0.45. How many students are enrolled in the Music Club?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.