SOLUTION: a veterinarian needs a mixture that contains 12% of a certain medication to treat a injured bird. How many mililiters of a 16% solution should be mixed with 6L of a 7% solution to

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Question 731881: a veterinarian needs a mixture that contains 12% of a certain medication to treat a injured bird. How many mililiters of a 16% solution should be mixed with 6L of a 7% solution to obtain a solution that is 12% medication?
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
L = 7% available medication
H = 16% available medication
T = 12% needed medication
u = 6 liters of the 7% medication will be used
v = UNKNOWN liters of the 16% medication to find

%28Lu%2BHv%29%2F%28u%2Bv%29=T
Solve for v.
Substitute given values to compute v.