Question

Soybean is 16% protien, cornmeal is 8% protien.How many pounds of each should be mixed together in order to get a 320 pound mixture that is 12% protien?

Answer 1

.16s+.08(320-s)=.12*320
s = 160
s=160 pounds of soybeans are used.
320-160=160 pounds of cornmeal are used.

Answer 2

let me prove.

Answer 3

Proof:
.16*160+.08*160=.12*320
12.8+19.2=32
32=32

Answer 4

anyone disagree with saifoo?

Answer 5

you?
lol

Answer 6

alrighty then, thanks for your efforts.

Answer 7

we're about to be shut down any way.

Answer 8

but we will be back.

Answer 9

2mins.