sere50
31.08.2021 •
Mathematics
Luke recorded the grade-level and instrument of everyone in the middle school
School of Rock below.
Seventh Grade Students
Eighth Grade Students
Instrument # of Students
Instrument # of Students
14
5
9
13
Guitar
Bass
Drums
Keyboard
Guitar
Bass
Drums
Keyboard
9
15
6
9
Based on these results, express the probability that an eighth grader chosen at
random will play an instrument other than bass as a fraction in simplest form.
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