Question

In a class 48 students, the number of boys is 3/5of the number of girls. Find the number of boys and girls in a class

Answer 1

LET THE NUMBER OF GIRLS BE X
THEN,
GIVEN X+3X/5=48
5X+3X/5=48 [L.C.M.]
8X/5=48
X=48x5/8
X=30.
HENCE THE NUMBER OF GIRLS ARE 30 IN THE CLASS
NOW THE NUMBER OF BOYS ARE =48-30=18.
THEREFORE THE NUMBER OF BOYS AND GIRLS IN THE CLASS ARE 18 AND 30 RESPECTIVELY.

Answer 2

Let the number of girls are x and number of boys are 3/5x.according to the question total students are 48 i.e x+3/5x= 48 then 8x=48X5 then 8x=240 then x= 30 i.e no of girls is equal to 30 and boys is equal to 3/5 of 30 i.e 18