The band at Hawthorne Middle School consists of students in the sixth, seventh, and eighth grades. Student participation in the band is described by the given two-way table. Student Participation in the Band at Hawthorne Middle School In the Band Not in the Band Grade 6 19 243 Grade 7 15 237 Grade 8 17 241 What is the total number of students in the school band?
To find the number of students in the band, add the “In the Band” counts for all three grades: 19 + 15 + 17 = 51. The total number of students in the school band is 51, choice D.
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