Question

the ratio of boys to girls in the sixth grade is 3 to 5 if there are 45 girls how many students are there in the 6th grade

Answer 1

don't bother the guy on top is right.

Answer 2

So you would do 45 divided by 3 and get 15.
Then you take 15 and multiply it by 5 and get 75.
Hope I helped