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In the lab, Milan has two solutions that contain alcohol and is mixing them with each other. Solution A is 40% alcohol and Solution B is 10% alcohol. He uses 400 milliliters of …

In the lab, Milan has two solutions that contain alcohol and is mixing them with each other. Solution A is 40% alcohol and Solution B is 10% alcohol. He uses 400 milliliters of …
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In the lab, Milan has two solutions that contain alcohol and is mixing them with each other. Solution A is 40% alcohol and Solution B is 10% alcohol. He uses 400 milliliters of Solution A. How many milliliters of Solution B does he use, if the resulting mixture is a 30% alcohol solution?

In the lab, Milan has two solutions that contain alcohol and is mixing them with each-example-1
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User Delmo
by
8.0k points

1 Answer

4 votes

Answer: 80 mL

Explanation:

Add all percents together= 80%

Leftover= 20%
20% of 400 is 80.

answered
User Jinelle
by
7.3k points
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