In order to find out which brand sells the highest unit rate, you need to find out how much 1 pound costs for each horse feed. A: 25 / $24.65= $1.01 B: 50 / $125= $0.40 C: 30 / $74.70= $0.402 D: 40 / $80= $0.50
Now you can clearly see that D Horse feed is the most expensive for 1 pound. So the answer is D.
A unit rate means for one, so in this case they mean for one pound of the horse feed which brand sells the highest. You would divide the cost into the number of pounds for each brand. Now, compare all the brands and see which one is highest.
