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    Evaluate: 41 - [21 - {11 - (16 - 4 ÷ 3 × 3)}]
    Question

    Evaluate: 41 - [21 - {11 - (16 - 4 ÷ 3 × 3)}]

    A.

    19

    B.

    14

    C.

    16

    D.

    21

    Correct option is A

    Given: 

    41 - [21 - {11 - (16 - 4 ÷ 3 × 3)}] 

    Concept Used: 

    Operation preference wise

    Symbol

    Brackets

    [], {}, ()

    Orders, of

    x (power), √ (root), of

    Division

    ÷

    Multiplication

    ×

    Addition

    +

    Subtraction

    -

    Solution: 

    41 - [21 - {11 - (16 - 4 ÷ 3 × 3)}]  

    = 41 - [21 - {11 - (12)}] 

    = 41 - [21 - {-1}] 

    = 41 - [22] 

    = 19

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