Question

55% of the students in a school are girls. Find the
total number
of Student in the school if the number
of boys is 180.
​

Answer 1

400

Step-by-step explanation:

Girls percent = 55 %

It means that boys are

100 - 55 = 45 %

The number of boys = 180

It means that 45 % is equal to 180

If 45 % is 180 then 100 % is

45 % = 180

1 % = 180 ÷ 45

1 % = 4

100 % = 4 × 100

100 % = 400

The total number of students in the school = 400.

Answer 2

Answer:

Total no of student will be 400

Explanation:

As it is given that 55% students are girls of the total number.

so there will be 45% boys in the school.

let the total no of students will be 'x'

then 45% of x =180

45/100×x=180

×=400.

Hope it will help you!