Your answer is correct.
b = boys
g = girls
b + g = 12 + 18 = 30
Boys:
b = 12 / 30 = 2 * 2 * 3 / 2 * 3 * 5 = 2 / 5
A biology class has 12 boys and 18 girls .what fraction of the class are boys?
Solution. 12/30=2/5
Please tell me this correct or not.
4 answers
2/5
Three eights of a class are boys. What fraction of the class are
girl?
girl?
Not corrrct
1 answer