Benji has 48 marbles.1/4 of them are red and the rest are blue. what is the difference in the number of red and blue marbles he has?

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

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x,and the distance in miles, y, that he travels.