Question

in a class 30 students there are 20 boys ratio of number of boys to number of girls ​

Answer 1

Step-by-step explanation:

Total students in class= 30

Number of boys= 20

Number of girls= 30-20= 10

Ratio of Number of boys to Number of girls=20/10= 2:1

Answer 2

ANSWER

3/2

Step-by-step explanation:

since ratio is = division

therefore total  students = 30

number of boys=20

therefore ratio=30/20 or 30:20

30/20

0 cut themselves

answer = 3/2 or 3:2