Question 1095387
0.7x + 0.4(6 - x) = 0.6(6)
0.7x + 2.4 - 0.4x = 3.6
0.3x / 1.2
x = 4 you need 4 liters of the 70% solution and
6 - 4 = 2 liters of the 40% solution