Answer: D
I just took the test and the answer is D.
Answer:
What percentage of gold is in the new alloy after the recasting? 4
Step-by-step explanation:
(80/5)*(1/5)/80=0.04
36/3=12x4=48
x1=-53 y1=-2
x2=-54. y2=91
slopes= y2-y1
---------
x2-x1
91-(-2)
-----------------
= -54-(-53)
91+2
= ----------
-54+53
= 93
-------
-1
The answer would be C
The only logical reason would be positive because the parabola is opening up. The average rte of change is opening 0.5 per square
