A class has 10 students who play a musical instrument. The breakdown of the students is as follows: 4 play the piano. 3 play the guitar. 2 play both the piano and the guitar. If a student is chosen at random, what is the probability that the student plays either the piano or the guitar?

Exam

ISEE Middle Level

Section

Difficulty

Mathematics Achievement

Probability of Playing an Instrument

Easy Data Analysis And Probability Probability

A class has 10 students who play a musical instrument. The breakdown of the students is as follows:

If a student is chosen at random, what is the probability that the student plays either the piano or the guitar?

$$\frac{4}{10}$$

$$\frac{7}{10}$$

$$\frac{3}{10}$$

$$\frac{2}{10}$$

Submitted5.9K

Correct4.2K

% Correct71%