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.
Answer=6 pieces
First lets convert 3/4 to ?/8...

3/4 is equivalent to 6/8.
Now we can divide 6/8 by 1/8

Answer=6 pieces
The answer is D because it has the larger number and value. So that is the area of the circle.
Answer:
it would be in the fourth quadrant, directly underneath where it is now. the base would be c and d