Question

there are 12 boys in a class of 45 students. what fraction of the class are girls?

Answer 1

Answer:

33

45

Step-by-step explanation:

total number of students = 45

number of boys = 12

number girls = 45-12

= 33

fraction of girls = 33

45

Answer 2

Answer:

If there are 12 boys in a class of 45 students, then the fraction of girls is 11/15.

Step-by-step explanation:

Given

Total number of students in the class = 45

Number of boys in class = 12

Number of girls in class=Total number of students in the class - Number of boys in the class

= 45-12 = 33

Therefore, the number of girls in the class is 33

Fraction of girls in the class = total number of girls in the class / total number of students in the class

= 33/45 = 11/15

So the fraction of girls in the class is 11/15