I am a single non-zero digit. If you square me, the result ends in my digit. If you cube me, the result still ends in my digit. I am greater than 5. What digit am I?
6
6^2 = 36 (ends in 6) and 6^3 = 216 (ends in 6).
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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