Alaboratory employee is mixing a 10% saline solution with 4% saline solution. how much of each solution is needed to make 500 milliliters of a 6% solution.

170 milliliters of the 10% solution and 340 milliliters of 4% solution

167 milliliters of the 10% solution and 333 milliliters of 4% solution

110 milliliters of the 10% solution and 210 milliliters of 4% solution

155 milliliters of the 10% solution and 300 milliliters of 4% solution