1 a. 
A jar contains 19 marbles, of which 1 is blue, 1 is red, and the rest are green. What is the ratio of blue marbles to red marbles to green marbles?


2 a. 
A jar contains 30 marbles, of which 5 are blue, 6 are red, and the rest are green. What is the ratio of green marbles to all marbles?


3 a. 
A pattern has 2 blue triangles to every 10 yellow triangles. What is the ratio of blue triangles to all triangles?


4 a. 
A herd of 30 horses has 7 white and some black horses. What is the ratio of black horses to all horses?


5 a. 
A group of preschoolers has 12 boys and 10 girls. What is the ratio of girls to all children?


6 a. 
A pattern has 12 blue triangles to every 6 yellow triangles. What is the ratio of yellow triangles to blue triangles?

