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  3. 11th Class
  4. Mental Ability
  5. Arithmetic

11th Class Mental Ability Arithmetic Question Bank Question - Arithmetic

  • question_answer
    If\[\mathbf{x:y=1:3,}\]then find the value of \[\mathbf{(7x+3y):(2x+y)}\mathbf{.}\]

    A) 14 : 5

    B) 15 : 5

    C) 16 : 5

    D) 17 : 5

    E) None of these

    Correct Answer: C

    Solution :

    Explanation Option (c) is correct. Let x = 1k and y = 3k, so \[=\frac{7(k)+3(3k)}{2(k)+1(3k)}=\frac{16k}{5k}=16:5\]


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