Question 42586
0.2a + 0.2c = ?
0.1a + 0.4c = ? 
(.2a + .2c) + (.1a + .4c) = .3a + .6c
.3a + .6c
you want .6 grams of calcium
.3(a)
.3(2) = .6
a = 2
you want 1.2 grams of vitamin C
.6(c)
.6(2) = 1.2
c = 2
Two doses from each supplement.