If you bid $100 on a painting and your bid wins by $10, what was the highest bid?
Category: Math · Difficulty: medium
Hint: Your bid was $10 higher than the next highest bid.
Answer
90
Explanation
If your bid was $100 and you won by $10, the highest bid must have been $90.
This is a medium math riddle — a moderate challenge for most people. The answer is 90.
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