SOLUTION: i am a prime number greater than 30 but less than 80.Digit at my ten's place is 1 less than the digit at my one's place.
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Question 485409: i am a prime number greater than 30 but less than 80.Digit at my ten's place is 1 less than the digit at my one's place.
Answer by chessace(471) (Show Source): You can put this solution on YOUR website!
No direct way to compute this, just modified exhaution due to "2 is the only even prime", so only consider those with and even 10's digit (so the one's digit is odd):
45 no, 67 bingo.
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