Asked by deez

Bella recorded the grade-level and instrument of everyone in the middle school School of Rock below.
Seventh Grade Students
Instrument # of Students
Guitar 2
Bass 6
Drums 3
Keyboard 5
Eighth Grade Students
Instrument # of Students
Guitar 11
Bass 4
Drums 8
Keyboard 8

Based on these results, express the probability that a seventh grader chosen at random will play the guitar as a percent to the nearest whole number.

All Answers 1

Answered by GPT-5 mini AI
Seventh-grade total = 2 + 6 + 3 + 5 = 16.
Probability = 2/16 = 1/8 = 0.125 = 12.5%, which rounds to 13%.