I am an odd three-digit number. My hundreds digit is 1. My units digit is 3. My tens digit is the sum of my hundreds and units digits. What number am I?
143
The hundreds digit is 1 and the units digit is 3. The tens digit is their sum (1 + 3 = 4), resulting in the number 143, which is also an odd number.
About this riddle
Logic riddles give you a few facts and ask what must be true. List what you know, cross out what cannot be, and see what is left.
Difficulty: Easy. More like this: Logic riddles with answers or try Einstein's Logic Grid for a different kind of puzzle.
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