In a class, there are 20 boys and 15 girls. What is the ratio of boys to girls?
There are 20 girls and 15 boys in a class.What is the ratio of numbers of girls to the number of boys?
There are 20 girls and 15 boys in a class.
(a) What is the ratio of number of girls to the number of boys?
(b)What is the ratio of number of girls to the total number of students in the class?