D: because if you take 9.50-7.50=2 you would get p=price or the price of the pen.
Hope I helped=)
Answer:
Very Simple!
Step-by-step explanation:
Just use the distance formula!
(I'm in a math class right now, so I have to keep it brief)
Distance Formula, example:

Just input the x and y values from A and B into here, and then that's it!
Hope this helps!
Happy Geometry!
Answer:
9 pitchers
Step-by-step explanation:
Given
Cylinder 1:


Cylinder 2:


Required
How many pitchers' cylinder 2 can fill
First, we calculate the volume of both cylinders
Volume is calculated as:

For A:


For B:



In (a): 
So, we have ve:


<em>If the first cylinder can fill 1, then the second can fill 9 pitchers</em>
Step-by-step explanation:
Can you please reword your problem