Question

An a class 40 students 20% are grils. how many boys there in the class.​

Answer 1

Answer:

32 boys

Step-by-step explanation:

given : total students = 40

20% are girls

to find : number of boys in the class

solution : number of girls = 20% of 40

= 20/100 * 40

= 8 girls

there are 8 girls in class

so, there are 80% boys in class i.e 40-8 = 32 boys

therefore there are 32 boys in the class.

Answer 2

Given :

• In a class 40 students, 20% are girls.

To find :

• How many boys there in the class.

Calculations :

→ Total number of students = 40.

→ Number of girls = 20%

→ 100% - 20%

→ 80%

→ 80/100 × 40

→ 32

Therefore, 32 boys are there in the class.