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Q: A mixture contains five quarts of acid and water and is forty percent acid. If the mixture is to be weakened to thirty percent acid, how much water must be added?
A: 1 quarts
Original conversation
User: A mixture contains five quarts of acid and water and is forty percent acid. If the mixture is to be weakened to thirty percent acid, how much water must be added?

Weegy: 1 quarts

User: A girl is now one-fourth as old as her father, and in seven years, she will be one-half as old as her father was twelve years ago. What are her and her father's present ages?

Weegy: father's age = 52; daughter's age = 13

User: The ratio of the numerator to the denominator of a certain fraction is five to eight. If five is subtracted from the numerator and four is added to the denominator, the new fraction reduces to one-half. What is the original fraction?

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