SOLUTION: You pour 2 gallons of 5% bleach into 3 gallons of 20% bleach.What is the percentage in this new mixture?
(Hint: 3x3 chart may be helpful)
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Question 741108: You pour 2 gallons of 5% bleach into 3 gallons of 20% bleach.What is the percentage in this new mixture?
(Hint: 3x3 chart may be helpful)
Found 3 solutions by Alan3354, josmiceli, josgarithmetic:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
You pour 2 gallons of 5% bleach into 3 gallons of 20% bleach.What is the percentage in this new mixture?
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2*5 + 3*20 = 5*C
5C = 70
C = 14% concentration
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
gallons of bleach in 5% mixture
gallons of bleach in 20% mixture
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The new mixture is 14% bleach
Answer by josgarithmetic(39838) (Show Source): You can put this solution on YOUR website!
Another hint is these two question:
How much bleach? How much mixture? The ratio is the concentration of bleach.
How much bleach: 2*5%+3*20%
How much mixture: 2 gallons + 3 gallons = 5 gallons
Percent bleach in the mixture:
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