Question

"The ratio of number of males and females is 4 : 3. If there are 18 female students in a class, find the number of male students in the class."

Answer 1

Let the number of male students be x.

$\frac{x}{18} = \frac{4}{3} \\ x = \frac{4}{3} \times 18 \\ x = 4 \times 6 \\ x = 24$

No of male students = 24

Answer 2

Step-by-step explanation:

ANSWER

Number of girls in the class =18

Ratio of boys and girls =4:3

Girls

Boys

=

5

4

18

Boys

=

5

4

Boys =

3

4×18

=24

Therefore, total number of students =24+18=42.