30 – 6 / 4 + 2 x 3 = 7

Consider the following question:
30 – 6 / 4 + 2 x 3 = 7
Which interchange of signs, among the following, will make the above equation correct?
(a) + and x
(b) – and +
(c) – and /
(d) + and /

Anurag Mishra Professor Asked on 2nd April 2016 in Reasoning Questions.
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    Answer: (c) – and /

    Explanation:-
    Taken option (c) – and /

    30 – 6/4 + 2 x 3 = 7
    Interchange of signs – and /
    Then, 30/6 – 4 + 2 x 3 = 7
    5 – 4 + 6 = 7
    1 + 6 = 7
    7 = 7

    Hence, the correct answer is option (c) – and /.

    Anurag Mishra Professor Answered on 3rd April 2016.
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