Question

The ratio of number of boys and girls is 4 : 3. If there are 18 girls in a class, find the number of boys in the class and the total number of students in the class.​

Answer 1

Several boys in the class are 24.

The total number of students is 42.

Given: The ratio of boys and girls is 4 : 3. and there are 18 girls in a class.

To find The number of boys and the total number of students in the class.

Solution:

The ratio of the number of boys to the number of girls in a class is 4:3.

Thus the number of girls will be equal to 3/7.

The total number of girls are 18.

Let the total number of boys be x.

Thus we can write-

The number of boys in the class is 24.

The total number of students are 24+18=42.

Answer 2

Answer:

Number of Boys= 24

Number of students= 42

Step-by-step explanation:

Let the number of Boys be 4x and girls be 3x.

BTP / ATQ

3x=18

=> x=6

:. total number of Boys= 4x= 4×6= 24

:. total number of students= 24+18= 42

(Answer)