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​If '+' means '–', '–' means '×', '×' means '÷', '÷' means '+', what will come in place of the question mark (?) in the following equation?30 – 2 ÷ 4
Question

If '+' means '–', '–' means '×', '×' means '÷', '÷' means '+', what will come in place of the question mark (?) in the following equation?

30 – 2 ÷ 4 + 12 × 6 = ?

A.

64

B.

62

C.

50

D.

58

Correct option is B

Given: 
'+' means '–'
'–' means '×',
'×' means '÷',
'÷' means '+',
30 – 2 ÷ 4 + 12 × 6 = ?
After interchanging the sing, we get following equation - 
30 × 2 + 4 - 12 ÷ 6 = ?
30 × 2 + 4 - 2 = ?
60 + 4 - 2 = ?
64 - 2 = ?
? = 62
Correct answer is (b)

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