# Algebra

A pharmacist has an 18% alcohol solution and a 40% alcohol solution. How much of each should he mix together to make 10 liters of a 20% alcohol solution?

1. 👍 0
2. 👎 0
3. 👁 96
1. x * .18 + (10 - x) * .40 = 10 * .20

1. 👍 0
2. 👎 0
posted by R_scott
2. So what's the answer?

1. 👍 0
2. 👎 0
posted by Vernice

## Similar Questions

1. ### math

A pharmacist has an 18% alcohol solution and a 40% alcohol solution. How much of each should he mix together to make 10 liters of a 20% alcohol solution?

asked by Russian buddy on March 5, 2017
2. ### math

A pharmacist has an 18% alcohol solution. How much of this solution and how much water must be mixed together to make 10 liters of a 12% alcohol solution?

asked by Russian Math on February 27, 2016
3. ### science-math

A pharmacist has an 18% alcohol solution. How much of this solution and how much water must be mixed together to make 10 liters of a 12% alcohol solution?

asked by wonka on March 5, 2016
4. ### maths

In the lab, Teresa has two solutions that contain alcohol and is mixing them with each other. She uses 4 times as much Solution A as Solution B. Solution A is 17% alcohol and Solution B is 10% alcohol. How many milliliters of

asked by ward on March 21, 2017
5. ### algebra

A laboratory assistant is asked to mix a 30% alcohol solution with 21 liters of an 80% alcohol solution to make a 60% alcohol solution. How many liters of the 30% alcohol solution should be used? need help do not understand this

asked by elementary and intermediate algebra on March 8, 2015
6. ### math / algebra

n the lab, Bob has two solutions that contain alcohol and is mixing them with each other. He uses 400 milliliters less of Solution A than Solution B. Solution A is 20% alcohol and Solution B is 13% alcohol. How many milliliters of

asked by Nevada on January 20, 2016
7. ### math

in the lab, tom has two solutions that contain alcohol and is mixing them with each other. he uses 300 millilters less of solution A than solution B. solution A is 10% alcohol and solution B is 13% alcohol. How many millilters of

asked by Anonymous on September 27, 2012
8. ### Math

1. In the lab, Deon has two solutions that contain alcohol and is mixing them with each other. Solution A is 40% alcohol and Solution B is 12% alcohol. He uses 1000 milliliters of Solution A. How many milliliters of Solution B

asked by Amy on May 2, 2014
9. ### algebra

moonshine has 50 liters of a 70% alcohol solution.how many liters of pure alcohol must be added to obtain an 80% alcohol solution? The alcohol content is .7*50=35 liters. Then, adding alcohol... 35+V=.80*(50+V) solve for V, volume

asked by anonymous on June 8, 2007
10. ### Algebra

During a science experiment, Nico created a 32%alcohol solution by mixing 8 fluid ounces of a 50% alcohol solution with a certain amount of an 8% alcohol solution. How many fluid ounces of the 32% alcohol solution did he create?

asked by Jj on November 4, 2016

More Similar Questions