A certain amount of 20% salt mixture : Crackverbal Support

A certain amount of 20% salt mixture Print

Modified on: Tue, 12 Oct, 2021 at 12:41 PM

Concept: The question tests on the application in Mixture & Average problems

Solution:

Average Concentration = (C1Q1 + C2Q2) / (Q1 + Q2)

Total volume = 10. Let Amount of 30% = a, then 20% = 10 - a

22 = [20 * (10 - a) + 30a] / 10

220 = 200 - 20a + 30a

10a = 20

a = 2

Option C

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A certain amount of 20% salt mixture Print

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