There are 48 students in the class.The number of boys is three times the number of girls.Find the number of boys and girls in the class.
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Answered by
14
Let,
The number of boys be x.
The number of girls be Y
Given,
The number of boys is three times the number of girls...
x=3y------eq(1)
x+y=48------eq(2)
Substitute equation (1) in (2)...
4y=48..
y=12....
x=3×12
x=36...
The total number of boys is 36...
The total number of girls is 12....
Hope it might help you more...
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Answered by
14
Let number of girls = x
Then number of boys =3x
Total number of students=48
48=3x +x
48 =4x
48/4= x
x=12
No of girls=x= 12
No of boys=3x=3×12=36
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