What single digit, when multiplied by itself, yields a product that ends in that exact same digit, while also being greater than 1?
5 or 6
5 * 5 = 25 (ends in 5) and 6 * 6 = 36 (ends in 6). Both satisfy the conditions.
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Easy. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
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