Question

Q.8. There are 20 girls and 15 boys in a class. Find the ratio of a) number of
boys to number of girls b) number of girls to total students in the class.​

Answer 1

Answer:

(A)3:4

(B)4:5

Step-by-step explanation:

Ratio of boys to girls= 15:20= 3:5

Total number of students=Number of girls=number of boys

                                          =20+15=35  

Ratio of girls to total number of students=20:35= 4:5

Answer 2

Step-by-step explanation:

given:

number of girls = 20

number of boys = 15

to find :

ratio of boys to girls

➡️ number of boys / number of girls

➡️ 15/20

➡️ 3 / 4

ratio = 3:4

ratio of girls to total students

total students = number of girls + number of boys

➡️ 20+15

➡️ 35

ratio : number of girls / total number of students

➡️ 20/35

➡️ 4 /7

➡️ 4:7

hope it helps you