SOLUTION: guy needs to drink 250 mL solution of 30% antidote. he only has 20% antidote solution and 40% antidote solution. how many mL of each antidote solution does he need to mix

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Question 928871: guy needs to drink 250 mL solution of 30% antidote. he only has 20% antidote solution and 40% antidote solution. how many mL of each antidote solution does he need to mix
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Volume = Volume
.40x + .20(250ml - x) = .30(250ml)
x = .10(250ml)/.20 , the amount of 40% solution
(250ml - x), the amount of 20% solution