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Diego pours 6.8 ounces of water from a full bottle. He estimates that he poured out 20% of the water in the bottle. About how much water was in the full bottle? Explain or show your reasoning.
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Diego pours 6.8 ounces of water from a full bottle. He estimates that he poured out 20% of the water in the bottle. About how much water was in the full bottle? Explain or show your reasoning.

User Djheru
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1 Answer

3 votes
If 20% of the water (W) in the bottle = 6.8 ounces, then...
W x .20 = 6.8
So divide both sides of the equation by .20 to get W by itself, and you get...
W = 6.8/.20 = 34
The full bottle had 34 ounces of water in it.
User Tuesday
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7.6k points
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