The dot plot shows the numbers of minutes a random group of Grade 7 band students spend
practicing their instrument at home weekly.
Grade 7
-
25 30 35 40 45 50 55
Minutes
Which statement is true based on the data in the
dot plot?

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

step-by-step explanation:

20-2= what

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