Mathematics, 10.10.2020 18:01 ryrytkg8091
A scientist needs ten liters of a 20 percent acid solution for an experiment but she has only a five percent solution and a forty percent solution. To the nearest tenth of a liter about how many liters of the five percent and the forty percent solutions should she mix to get the solution she needs?
Answers: 1
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Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?
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If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?
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