Answer:
The ratio of females to males in Camila's class is 4 : 3.
Explanation:
The question is:
In Camila's class there are 28 students, 12 of which are boys. what is the ratio of females to males in camila's class.
Solution:
Total number of students in Camila's class, N = 28.
Number of boys in Camila's class, n (B) = 12.
Compute the number of girls as follows:
n (G) = N - n (B)
= 28 - 12
= 16
The number of girls in Camila's class is, n (G) = 16.
Compute the ration of the number of girls to boys as follows:



Thus, the ratio of females to males in Camila's class is 4 : 3.