If you turn an hourglass upside down, how many grains of sand fall in one hour?
Category: Math · Difficulty: easy
Hint: Consider how hourglasses are made differently.
Answer
Depends on the hourglass
Explanation
The number of grains varies by hourglass design.
This is an easy math riddle — a good one for children and beginners. The answer is Depends on the hourglass.
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