To Find the Number of Units That Gives Break-Even for the Product

Multiple Choice

To find the number of units that gives break-even for the product, solve the equation R $$\mathbf { R } = \mathbf { C }$$ ound your answer to the
nearest whole unit.
-A chemist has two solutions that contain different concentrations of a certain acid. One is a 4% concentration and the other is an 11% concentration. How many cubic centimeters of each should the chemist mix to obtain 50
Cm3 of a solution with an acid concentration of 7.64%?

A) 25 cc of the 4% solution and 25 cc of the 11% solution
B) 26 cc of the 4% solution and 24 cc of the 11% solution
C) No solution
D) 24 cc of the 4% solution and 26 cc of the 11% solution