In a school,the ratio of number of girls to the number of boys is 6:7.If there are 504 girls in the school,find 1-the number of boys in the school. 2-the total number of students in the school.

Answers (1)
  1. Let there be x boys in the school,then the ratio of number of girls in the school to that of boys is 504:x
    According to the given question,504:x=6:7
    Rightarrow frac504x=frac67
    Rightarrow 6x=7	imes504
    Rightarrow x=frac7	imes5046
    Rightarrow x=588
    Hence there are 588 boys in the school.
     
  2. The total number of the students in the school=504+588=1092.

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