Multiple Choice Questions on Replace sign with the mathematical operators lsquo rsquo lsquo divide rsquo and lsquo lsquo and lsqu........... for RRB(NTPC) Exam Preparation

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Multiple Choice Questions

Replace sign with the mathematical operators lsquo rsquo lsquo divide rsquo and lsquo lsquo and lsqu...........

Quantitative Aptitude (RRB NTPC) Simplification
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    Replace # sign with the mathematical operators ‘+’ , ‘÷’ and ‘-‘ and ‘=’ to get a balanced equation out of (27 # 15 # 2) # 10 # 4. Choose the right sequence from below.

    + ÷ = -

    Incorrect Answer

     - + = ÷

    Incorrect Answer

    + - ÷ = 

    Correct Answer

    + = ÷ -

    Incorrect Answer
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    Explanation:
    After replacing the # sign,
    (27 + 15 – 2) ÷ 10 = 4 (BODMAS)
    (42 – 2) ÷ 10 = 4
    40 ÷ 10 = 4
    4 = 4
    Hence, option 3 is correct

    By: Barka Mirza
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