Sagot :
1) 5 Squares to 8 circles
=> 5 : 8
2) 10 flowers to 7 leaves
=> 10 : 7
3) 20 books to 36 crayons
=> 20 : 36 or 5 : 9
4) 16 Basketballs to 8 tennis balls
=> 16 : 8 or 2 : 1
5) 23 red marbles to 30 multi colored marbles
=> 23 : 30
6) 3 girls to 7 boys
=> 3 : 7
7) 15 dogs to 20 cats
=> 15 : 20 or 3 : 4
8) 20 balloons to 11 sticks
=> 20 : 11
9) 1 teacher to 31 Pupils
=> 1 : 31
10) 100 soldier to 50 policeman