the ration of girls and boys in a school is 5:7 if tgrre is 150 more boys in the school then find total number of students
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Given
ratio 5:7
number of boys more than girls = 150
as total number of girls and boys = 5x + 7x
given difference between boys and girls = 150
= 7x-5x
= 2x
150= 2x
therefore x = 75
therefore numbers of students = 5x+7x
= 12x
= 12×75
= 900
ratio 5:7
number of boys more than girls = 150
as total number of girls and boys = 5x + 7x
given difference between boys and girls = 150
= 7x-5x
= 2x
150= 2x
therefore x = 75
therefore numbers of students = 5x+7x
= 12x
= 12×75
= 900
Anonymous:
is it ok
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