Question

suppose there are 32 students in a class of which 12 are girls find 1.the ratio of boys to number of girls? 2. the ratio of Number of boys to total number of students 3.the ratio of of number of boys to total number of students?

Answer 1

Hey...!!!

Number of Students = 32
Number of girls = 12
Number of boys = 32 - 12
= 20

1) ratio of boys to girls = 20/12
= 5/3
= 5 : 3

2) ratio of boys to total students = 20/32
= 5/8
= 5 : 8

Note :- yours 2nd question and 3rd question is same.

Hope it helps...!!!

Answer 2

no. of boys is 32-12=20
1. the ratio of boys to number of girls
20/12=5/3
2. the ratio of Number of boys to total number of students
20/32=5/8.
3.the ratio of Number of boys to total number of students
20/32=5/8.