There are 320 students
36 more boys than girls
work out the fraction of boys to girls
2 answers:
Answer:
89 boys to 71 girls, 89:71, or 89/71
Step-by-step explanation:
x+x+36=320
2x+36=320
2x=284
x=142
This means that there are 142 girls.
142+36=178 boys
Simplify the fraction by dividing both numbers by two.
Substitute boys in the equation for b and girls g b+g=320 b=g+36 (because there are 36 more boys than girls) g+36+g=320 2g+36=320 2g=320-36 2g=284 g=284/2 g=142 Since b=g+36 b=142+36 b=178
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