Magic Math

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?




Similar Riddles

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

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A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

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At my favorite fruit stand,
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and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

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Can you convert the number zero(0) into a positive number using just one mathematical operator ?

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who is silent in the parliament?

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John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

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P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

Who is Who

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What Adam and Eve do not have but the rest of the people have?

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Count The number of F's in the paragraph below:

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Test your Eye

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Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.