Question

If 75% of the students in a school are boys and the number of girls is 420. find the number of boys​

Answer 1

Answer:

there will be 273 boys

Step-by-step explanation:

as girls are 420

total students are 75 percent

the, 75/100 multiply with 420 = 13/5 multiply 21 =

gives 13 multiply 21 = 273 boys

Answer 2

The number of boys​ are 1260

Step-by-step explanation:

Let the total no. of students be x

Percentage of boys = 75%

Percentage of girls = 100% - 75% = 25%

Number of girls = 25% of x = 0.25x

We are given that the number of girls is 420

So, $0.25x=420$

$x=\frac{420}{0.25}$

x=1680

So, No. of boys = 1680 - 420 = 1260

Hence the number of boys​ are 1260

#Learn more:

In a school of 1400 students there are 420 girls the percentage of boys in the school is​

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