Question

A sugar solution was made by mixing 7 ml of a 50% sugar solution and 3 ml of a 80% sugar solution. Find the concentration of the new mixture.

Answer 1

7 * 0.5 + 3 * 0.8 = 3.5 + 2.4 = 5.9 

5.9/10 X 100 = 59%


59% concentration of new mixture