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

Answer:

42

Step-by-step explanation:

Let the no. of boys and girls be 4x and 3x.

Then total no. of students-7x

Therefore

7x=3x+4x

7x=18+4x

7x-4x=18

3x=18

x=6

Therefore

total no. of students=7*x=7*6=42...

hope it helps

thanks

Answer 2

Step-by-step explanation:

3x=18

4x=?

3x=18 then

x=18/3

x=6 then

4x =6×4

4x =24

then boys are 24