I'm sorry but I don't know but can you help me?
Answer:
A) 12 to 27
Step-by-step explanation:
Ratio of girls: 12
Total students: 27
Half of 27 would be 27/2 which is 13.5
Answer:
D)
Step-by-step explanation:
For every x, there can be only y.
A, B and C violate that.