SOLUTION: A liquid medicine solution is 5% liquid Curitall by volume. To the nearest mL, how many mL of solution do you need to have 40 mL of pure Curitall?

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Question 727140: A liquid medicine solution is 5% liquid Curitall by volume. To the nearest mL, how many mL of solution do you need to
have 40 mL of pure Curitall?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Let x = amount of solution needed

5% of some total = 40 mL (which is what you want)

5% of x = 40

0.05x = 40

x = 40/0.05

x = 800

So you need 800 mL of solution to get 40 mL of pure Curitall.