2. Questions Bank
  3. 7th Class
  4. Mathematics
  5. Comparing Quantities

7th Class Mathematics Comparing Quantities Question Bank Ratio and Proportion, Percentage and S.I. and C.I.

  • question_answer
    If \[\mathbf{x:y=3:8}\], then find the value of \[\left( \mathbf{5x + 7y} \right)\mathbf{ : (8x+ 11y)}\],

    A) 71 : 91

    B) 71 : 14

    C) 91 : 71 

    D) 14 : 71

    E) None of these

    Correct Answer: B

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