Mary Plus Mary Equals Riddle is a bit unusual riddle. Here is the correct answer. Today I came across this riddle and found the answer to this Mary + Mary = ? question.
Question: “Mary plus Mary is equalled to what?”
Answer: The answer to “Mary Plus Mary Equals Riddle” is “Summary.”
The answer comes from the word addition and the name Mary. When we add something we say SUM that’s why here we are adding Mary therefore it’s be equal to SUM-MARY.