A lily pad doubles in size every single day. If it completely covers a pond in 30 days, on which day was the pond exactly half covered?
Day 29
Since the lily pad doubles daily, whatever area it covers on day 29 will double to cover the entire pond on day 30.
About this riddle
Math riddles hide a calculation inside a short story. Pull out the numbers, work out what is being asked, and watch for a trick such as a unit change.
Difficulty: Easy. More like this: Math riddles with answers or try Target 24 for a different kind of puzzle.
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