In a school, 4 out of every 7 students are girls. If there are 84 students at the school, how many are boys?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

How do you write a paragraph proof to prove that the corresponding angles shown are congruent

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radii and altitudes is 2: 1? submit