A school choir has 36 members. There are three times as many underclassmen as seniors. How many seniors are in the choir?

asked Jul 8, 2017 211k views

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x=underclassman y=seniors
x+y=36
x=3y
3y+y=36
4y=36
y=9
x+9=36
x=27

Bmoran answered Jul 8, 2017

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4 votes

The answer is A (9 seniors)

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