1 a. 
A herd of 19 horses has 1 white and some black horses. What is the ratio of black horses to all horses?


2 a. 
A chess club has 28 members, of which 7 are males and the rest are females. What is the ratio of females to males?


3 a. 
A pattern has 4 blue triangles to every 20 yellow triangles. What is the ratio of blue triangles to all triangles?


4 a. 
A math club has 28 members, of which 7 are males and the rest are females. What is the ratio of males to all club members?


5 a. 
A chess club has 24 members, of which 7 are males and the rest are females. What is the ratio of females to males?


6 a. 
A swimming club has 21 members, of which 19 are males and the rest are females. What is the ratio of females to males?

