Correct option is A
Given equation,
459 + 17 × 12 ÷ 72 - 47 = 349
According to the question changing the sings ÷ and + and apply BODMAS rule.
459 ÷ 17 × 12 + 72 - 47 = 349
27 × 12 + 72 - 47 = 349
324 + 72 - 47 = 349
396 – 47 = 349
349 = 349
Therefore, the correct answer is (a).