Posted by **mary** on Thursday, June 23, 2011 at 3:34pm.

there are 80 students in math club. For every 5 girls, there are 3 boys. How many girls & boys in club.

- math -
**Ms. Sue**, Thursday, June 23, 2011 at 3:40pm
Let x equal the number of girls.

Cross multiply and solve for x.

5/8 = x/80

8x = 400

x = 50

- math -
**Samantha S.**, Thursday, June 23, 2011 at 3:41pm
5+3=8

50+30=80

If for every 5 girls there are 3 boys, then for 50 girls there are 30 boys and 50+30=80 students in math club.

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