RATIO(1)

If there are 5 boys and 7 girls, write the ratio of girls to boys.有5个男生和7个女生，请写出女生与男生的比。

• 5 to 7
• 7 to 5
• 5 to 12
• 7 to 12

Ten soccer players were going to a soccer tournament with their three coaches. What is the ratio of coaches to players? 10名足球运动员和3名足球教练去参加足球竞赛，请写出教练人数与运动员人数的比。

• 10 : 3
• 10:13
• 3 : 10
• 3:13

What number is missing?

• 12
• 3
• 11
• 13

What is B?

• 3
• 9
• 2
• 6

What are three ways to write a ratio for the amount of dogs compared to the number of cats.请选择正确的三种小狗数量与小猫数量比的写法。

• 7:11

• 11:7

• 11 to 7

• 11/7

• 12 to 7

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5
• 5 to 3
• 3 to 5
• 5 to 2

There are 4 birds and 6 snakes. What is the ratio of birds to snakes?

• 6/4

• 4/6

• 1/3

• 10/16

What is the ratio of red apples to green apples

• 7 apples to 3 green

• 4 red apples to 7 apples

• 4 red apples to 3 green apples

• 3 green apples to 4 red apples