Question

There are 15 girls in a sixth grade class. Only 40% of the class are boys. How many are in the class?

Answer 1

hello : in the class: 25

Explanation:

60% represent 0.60 in 15 girls

40% represent 0.40 in x boys

so : x = (15×0.40)/0.60 = 10 boys

in the class: 10 boys + 15 girls = 25