the ratio of boys to girls in school is 7:5.How many girls are there if there are 350 boys?
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1
7x=350
x=350/7 = 50
5x= 50*5=250
The number of girls = 250
x=350/7 = 50
5x= 50*5=250
The number of girls = 250
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2
No. of boys- 350.
Let the no. of boys and girls present in school be 7x and 5x.
7x = 350
x = 350/7 = 50
therefore, no. of girls present = 5x = 5×50= 250
Let the no. of boys and girls present in school be 7x and 5x.
7x = 350
x = 350/7 = 50
therefore, no. of girls present = 5x = 5×50= 250
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