The ratio of the number of boys to girls in the class is 3 : 2
Total number of students = 30
Number of boys = 18
Nunber of girls = 30 - 18 = 12
The ratio of boys to girls :
- Number of boys : Number of girls
- 18 : 12
Simplify to lowest term :
- Divide both sides by 6
- 3 : 2
Therefore, the ratio of boys to girls is 3 : 2
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