Ratio and Proportion word problem.

1. A pattern has 8 blue triangles to every 20 yellow triangles. What is the ratio of yellow triangles to blue triangles? 

2. . A swimming club has 25 members, of which 9 are males and the rest are females. What is the ratio of females to males?

3. A math club has 32 members, of which 20 are males and the rest are females. What is the ratio of females to males?

4. A pattern has 3 blue triangles to every 6 yellow triangles. What is the ratio of yellow triangles to blue triangles?

5. A jar contains 21 marbles, of which 5 are blue, 10 are red, and the rest are green. What is the ratio of blue marbles to red marbles to green marbles?

6. A swimming club has 27 members, of which 8 are males and the rest are females. What is the ratio of females to males?

1) 5 : 2

2) 16 : 9

3) 3 : 5

4) 2 : 1

5) 5 : 10 : 6

6) 19 : 8