In a high school, 7% of the students play the piano this is 21 students choose the expression that complete each step involved in setting up

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In a high school, 7% of the students play the piano this is 21 students choose the expression that complete each step involved in setting up and solving the proportion that represents the situation

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    2021-09-06T05:02:47+00:00

     \frac{7}{100}  =  \frac{21}{x}  \\ x =  \frac{21 \times 100}{7}  =  \frac{2100}{7}  = 300
    there are 300 students in the high school.
    hope this helps

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