the ratio of boys to girls in grade 5 is 2:3. if there are 75 students, how many more girls are there then boys?
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there are 15 more girls than boys in grade 5
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let number of boys be 2x and number of girls be 3x
2x+3x=75
5x=75
x=75/5
x=15
number of boys=2x=2×15=30
number of girls=3x=3×15=45
number of more girls than boys=45-30=15
2x+3x=75
5x=75
x=75/5
x=15
number of boys=2x=2×15=30
number of girls=3x=3×15=45
number of more girls than boys=45-30=15
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