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    Question

    If ' X ' means '+', '+' means '-', ' - ' means '├╖' and

    '├╖' means ' X ', select the number from the given options that can replace the question mark '?' in the following equation. 420 + 80 ├╖ 10 - 5 X 35 = '?' - 2
    A 575 Correct Answer Incorrect Answer
    B 550 Correct Answer Incorrect Answer
    C 590 Correct Answer Incorrect Answer
    D 650 Correct Answer Incorrect Answer

    Solution

    420 + 80 ├╖ 10 - 5 X 35 = '?' - 2 420 - 80 X 10 ├╖ 5 + 35 = '?' ├╖ 2 420 - 80 X 2 + 35 = '?' ├╖ 2 420 - 160 + 35 = '?' ├╖ 2 455 - 160 = '?' ├╖ 2 295 X 2 = '?' 590 = '?'

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