Mathematics, 28.05.2021 01:00 morgeron6071
Question 9
A pharmacist needs 100 gallons of 50% alcohol solution. She only has a 30% solution and an 80%
solution available. How much of the 80% solution should she use?
40 gallons
B
50 gallons
С
70 gallons
D
30 gallons
Answers: 3
Mathematics, 21.06.2019 19:40
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Mathematics, 21.06.2019 20:00
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Mathematics, 21.06.2019 21:00
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Question 9
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