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Find number abc

If 788ac - a5aa9 = b3b9b find number abc. Multiple solutions may exist.

Correct answers: 10

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Ruined My Day

"My Friday is ruined!"
"Why, what happened?"
"I realized today is Tuesday."

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Heart transplant

In 1974, Dr. Christian Barnard transplanted the first human heart without the removal of the old one.

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