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    If '+' means '-', '- means ' ×', ' × ' means ' ÷ ' and ' ÷ ' means '+', what will come in place of the question mark (?) in the following equation?
    Question

    If '+' means '-', '- means ' ×', ' × ' means ' ÷ ' and ' ÷ ' means '+', what will come in place of the question mark (?) in the following equation?
    15+12×4÷5-2=?

    A.

    18

    B.

    20

    C.

    28

    D.

    22

    Correct option is D

    Given:
    15+12×4÷5-2=?​
    Concept Used:
    Operation preference wiseSymbolBrackets[],,()Orders,of(power),(root),ofDivision÷Multiplication×Addition+Subtraction\begin{array}{|c|c|} \hline \textbf{Operation preference wise} & \textbf{Symbol} \\\hline Brackets &[],{}, () \\ \hline Orders, of & (power), √ (root) , of \\ \hline Division& ÷ \\ \hline Multiplication & × \\ \hline Addition & + \\ \hline Subtraction & - \\\hline \end{array}​​
    Symbol
    +
    -
    ×
    ÷
    Meaning
    -
    ×
    ÷
    +
    The modified equation becomes:
    =15-12÷4+5×2
    = 15-3+5×2
    = 15-3+10
    = 25 - 3
    =22
    Thus, correct option is (d)

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