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Mathematics, 18.03.2021 02:20 emberferran

The water level in Rafael's fish tank must be at least 11 in. for his fish to be healthy. He starts with a water level of 11 in. Then the water level
decreases in. Rafael adds water, but not enough for the fish to be healthy.
How many inches of water could Rafael have added?

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The water level in Rafael's fish tank must be at least 11 in. for his fish to be healthy. He starts...
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