In a class of 52 students, 16 are science students. If I/3 of the boys and 1/4 of the girls are science students, how many boys are in the class?

ExternalUse asked Aug 24, 2022

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ExternalUse asked Aug 24, 2022

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24 votes

Answer:

Explanation:

x = # of boys, y = # of girls

x/3+y/4=16; mult. ea side by 12: 4x+3y=192 (1)

x+y=52; mult. ea side by 3: 3x+3y=156 (2)

(1)-(2)=x=36

Brad Hazelnut answered Aug 31, 2022

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