Math 106 – 02/Fall 2013

26 Sept 2013

Take home mixture problem Name __________________________________________

A. Define your variables, show your work and show checking of the solution.

A chemist has to make 80 liters of 15.5% alcohol solution from mixing a 32% solution and a 10% solution. How many liters of each type are mixed?

B. #10 from the test.

A financial planner invested a portion of $40,000 at an annual rate of 1.5% and the rest of it at an annual rate of 4%. If the total interest yield on the accounts is $1400, find the amounts invested at each rate. Use any method. Be sure to define your variables clearly. Check your solution to see that it makes sense.