Question

if boys and girls are in the ratio 8 is to 3 if the number of girls is 405 how many boys are there in the school​

Answer 1

405/3=x/8

405×8=3x

3240/3=x

1080=x

thus, the no. of boys are 1080

Answer 2

Answer:

1080

Step-by-step explanation:

let boys and girls are

8X+3X=11X

we know that

3*X/11=405

so,

X=1485=total

boys =1485-405=1080boys