SOLUTION: a pharmacist mixed some 10% saline solution with some 15% saline solution to obtain 100 mL of a 12% saline solution. How much of the 10% saline solution did the pharmacist use in t
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Question 891719: a pharmacist mixed some 10% saline solution with some 15% saline solution to obtain 100 mL of a 12% saline solution. How much of the 10% saline solution did the pharmacist use in the mixture?
A. 60mL
B.45mL
C. 40mL
D. 25mL Answer by josgarithmetic(39620) (Show Source):
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