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5th Class Mathematics Ratio Question Bank Ratio

  • question_answer
    How many of the below are same as 4: 5? (1) 8:10 (2) 6:30 (3) 16:20 (4) 28:25

    A) 0                                 

    B) 1              

    C) 2     

    D) 3

    Correct Answer: C

    Solution :

         \[\frac{4}{5}=\frac{4\times 2}{5\times 2}=\frac{8}{10};\frac{4}{5}=\frac{4\times 4}{5\times 4}=\frac{16}{20};\] \[\frac{4}{5}=\frac{4\times 6}{5\times 6}=\frac{24}{30};\frac{4}{5}=\frac{4\times 5}{5\times 5}=\frac{20}{25}\]                           


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