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    Question

    (23.95)2 – (25.006)2 +

    (8.0099)2 – (7.07)2 = ? - (14.990)2 What value should come in place of question mark (?) in the following question. (You need not to calcualte the exact value)
    A 181 Correct Answer Incorrect Answer
    B 119 Correct Answer Incorrect Answer
    C 191 Correct Answer Incorrect Answer
    D 201 Correct Answer Incorrect Answer
    E 318 Correct Answer Incorrect Answer

    Solution

    Here the terms of the given expression can also be rounded off as (24)2 – (25)2 + (8)2 – (7)2 = ? - (15)2 ? = 576 – 625 + 64 – 49 + 225 ? = 191

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