SOLUTION: How much 95% and 30% alcohol should be mixed to make 1 pint of 70% alcohol?

Question 560482: How much 95% and 30% alcohol should be mixed to make 1 pint of 70% alcohol?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
percent ---------------- quantity
Alcohol type I 95 ---------------- x pint
alcohol type II 30 ---------------- 1 - x pint
Mixture 70.00% ---------------- 1

95x+30(1-x)=70*1

95x+30- 30x=70
95x-30x=70-30
65x=40
/65
x=0.62 pint 95.00% Alcohol type I
0.38 pint 30.00% alcohol type II
m.ananth@hotmail.ca

RELATED QUESTIONS
In what proportion should 95% alcohol be mixed with 30% alcohol to make 70%... (answered by Earlsdon)

How much of a 70% alcohol solution and how much of a 30% alcohol solution should be mixed (answered by Alan3354)

How much 30% alcohol, 45% alcohol, 60% alcohol and 95% alcohol could be mixed to make... (answered by stanbon)

How much 30% alcohol, 45% alcohol, 60% alcohol and 95% alcohol could be mixed to make... (answered by josmiceli)

One solution contains 30% alcohol and a second solution contains 70% alcohol. How many... (answered by Alan3354)

Please help me figure out the answer: How much of a 70% alcohol solution and how much of... (answered by josmiceli)

how much 30% alcohol, 45% alcohol, 60% alcohol and 95% alcohol could be mixed to make... (answered by richwmiller)

apple pucker is 15% alcohol and vodka is 35% alcohol. how much of each should be mixed to (answered by josmiceli)

you need to use 3 calculations of drug H containing respectively 50%, 20% and 5% to make... (answered by Alan3354)