Age Mathematics

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?




Similar Riddles

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

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Can You Count

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Then she holds him under water for over 5 minutes.

Finally, she hangs him.

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13734 -----: ???

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Which is the smallest number that you can write using all the vowels exactly once?

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Challenging

There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.