SOLUTION: During a science experiment, Ethan created a 23% alcohol solution by mixing 11 fluid ounces of a 32% alcohol solution with a certain amount of a 12% alcohol solution. How many flui

Algebra ->  Customizable Word Problem Solvers  -> Mixtures -> SOLUTION: During a science experiment, Ethan created a 23% alcohol solution by mixing 11 fluid ounces of a 32% alcohol solution with a certain amount of a 12% alcohol solution. How many flui      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1157335: During a science experiment, Ethan created a 23% alcohol solution by mixing 11 fluid ounces of a 32% alcohol solution with a certain amount of a 12% alcohol solution. How many fluid ounces of the 23% alcohol solution did he create?
[A] 20 fl oz [B] 23 fl oz [C] 18 fl oz [D] 9 fl oz
Answer by greenestamps(13200) About Me  (Show Source):
You can put this solution on YOUR website!


Here is the very quick and easy way to solve this kind of two-part mixture problem.

(1) The mixture percentage, 23%, is 11/20 of the way from 12% to 32%.
(2) That means 11/20 of the mixture is the 32% alcohol.
(3) Since the amount of 32% alcohol is 11 fl oz, the total amount of the mixture is 20 fl oz.

ANSWER A