Answer:
The surface area of the can is
Step-by-step explanation:
we know that
The surface area of a cylinder (can of soup) is equal to
we have
----> the radius is half the diameter
substitute the values
#9
7 / 1
-------
1 / 3
= 7 x 3
-----------
1 x 1
= 21
------
1
21 miles per gallon
# 11
2/3 / 1/4
= 2/3 * 4/1
=8/3
The answer is the last on 12