Which two signs should be interchanged in the following equation to make it correct?
$$18 + 6 - 6 \div 3 \times 3 = 6$$
As per the given question,
$$18 + 6 - 6 \div 3 \times 3 = 6$$
By interchanging the sign $$+$$ and $$\div$$
then $$18 \div 6 - 6 + 3 \times 3 = 3-6+9=6$$
Hence, the correct answer is option B.
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