Oct 232014
| I am periodically the number 79. Long ago some attempted to make me from 29, but learned it couldn’t be done. If you add me to 80 I appear to be 47 temporarily.
What am I? |
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| I am periodically the number 79. Long ago some attempted to make me from 29, but learned it couldn’t be done. If you add me to 80 I appear to be 47 temporarily.
What am I? |
|
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