petrifiedbutstanding wrote:
Guess I'm kinda late here, but I'll contribute my 2 cents anyway since I'm this happy with my solution!
The question right away reveals that 20% = 4 cups. Hence 1 cup = 5%.
Therefore, if it was already 50% full, there were 10 cups of water.
Add the 4 cups we just added, that makes it 14.
I just got the "duh" moment reading your simpler solution. Thanks, Petrified.
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