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9 ml of a sugar solution was mixed with 3 ml of a 76% sugar solution to make a 73% sugar solution. Find the percent concentration of the first solution.

1 Answer

4 votes
Answer: 72%

Solving:
9x + 0.76(3) = 0.73(12)
9x + 2.28 = 8.76
9x = 6.48
x = 0.72 or 72%
User Shazad
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