D: because if you take 9.50-7.50=2 you would get p=price or the price of the pen.
Hope I helped=)
The answer is 1/6
hope this helped :)
11x2 would be your answer.
Answer:
Step-by-step explanation:
What is the question?
Amount of change = 5.5-3.1 = 2.4 inches
Percentage change = 2.4/3.1 ≈ 77.4% increase
To answer this question you would need to know the formula for the area of a circle,

. You would start by squaring 400, getting 160,000. You would then multiply 160,000 by 3.14, getting 502,400 meters squared as your answer.