6th Class Mathematics Ratio and Proportion Question Bank Ratio and Proportion

  • question_answer The ratio of number of boys to number of girls in a tutorial is 2:3. If there are 180 girls, what is the number of boys?

    A) 36                         

    B) 60

    C) 120                         

    D) 100

    Correct Answer: C

    Solution :

    The ratio of boys and girls = 2:3 Girls =180 Let the number of boys be \[x\] \[\therefore \frac{2}{3}=\frac{x}{180}\Rightarrow x=\frac{2\times 180}{3}=120\]\[\Rightarrow \]Boys = 120

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