In a class, the ratio of the boys to the girls 5 : 3. There are 15 girls in the class. _____8. Which of the following equation represents the ratio of the number of boys to the number of girls in the class? a. = b. = c. = d. = _____9. How many boys are there in a class? a. 10 boys b. 15 boys c. 20 boys d. 25 boys _____10. How many students are there in the class? a. 30 students b. 35 students c. 40 students d. 45 students​