Question

in a class of 30 students, the number of girls is one_fifth the number of boys . determine the number of boy and girls and answer step by step​

Answer 1

Answer:

HEY ......

LOOK ITS VERY EASY.....

LET THE NO. OF BOYS =X.....

SO ACCORDING TO THE QUESTION....

NO. OF GIRLS WILL BE 1/5X.....

THERE ARE TOTAL 30 STUDENTS IN THE CLASS ......

NO. OF BOYS + NO. OF GIRLS =30

SO X+1/5X=30

MULTIPLY THE EQN BY 5.....

WE GET....

5X+X=150

6X=150.....

X=150/6

X=25......

SO THE NO. OF BOYS IN A CLASS = 25....

HOPE IT WILL HELP YOU.......

❣️❣️IF YES PLZ MARK AS BRAINLIEST.......❤☺

Answer 2

Let the number of boys be x.

Number of girls = (1/5) * Number of boys

=> (1/5) * x

Total number of students = 30.

=> x + (x/5) = 30

=> (5x + x)/5 = 30

=> 5x + x = 30 * 5

=> 6x = 150

=> x = 25

Hence,

The number of boys = 25

The number of girls = 5.

#BeBrainly.