70% of the 5 L alcohol solution is alcohol, so that it contributed 3.5 L of alcohol to the mixture. The pure water contributed no alcohol. So in the mixture, the concentration of alcohol is

3.5 L / 14 L = 0.25, or 25%

6 0

3 years ago

A class has 24 students. The teacher asks how many students in the class have pets and finds 5/8of the students have pets. Write

katen-ka-za [31]

24 × 5/8 = 15, you can cross multiply by doing x/24 = 5/8 And solve for x

5 0

3 years ago

-5, 3, -2, 1, -1, 0 how do I find the answer

-Dominant- [34]

Answer:

answer for what...there isnt a question...

7 0

3 years ago

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