Question 917483
We need a total of 24 oz. at 6%
We want to know how many oz. at 4% to mix with 10%
a+b=24,
0.04*a+0.1*b=0.06*24
a=24-b
0.04*(24-b)+0.1*b=1.44
0.96-0.04b+0.1*b=1.44
0.06*b=0.48
b=8
a=24-b
a=16 oz. at 4%
b=8 oz. at 10%
check
0.04*16+0.1*8=0.06*24
0.64+0.8=1.44
1.44=1.44
ok
codemx1