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Which one of the four interchange in signs or numbers would make the given equation correct? 6 x 4 + 2 = 16

+ and x, and 4
+ and x, 2 and 4
+ and x, 4 and 6
None of these

Correct Answer: + and x, 4 and 6

Explanation:

Apply all option one by one.
∵ 6 x 4 + 2 = 16 ⇒ 4 + 6 x 2 = 16 ⇒ 4 + 12 = 16

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