Answer:
-2
Step-by-step explanation:
Answer: the percent change measures FROM the first value. A change from 50 to 75 is a change of 50% (25 is the difference between the two numbers, and 25 is 50% of 50). A change from 75 to 50 is a change of -33.3% (25 is still the difference between the two. 25 is 33.3% of 75).
Step-by-step explanation:
If i can see it right, it would be A because it starts at 30, then rises as the number of rooms increases.
The answer is D.experimental bias
Because it is the answer that works for both equations. geometrically it is the 1 point that appears in both lines