Answer:
48 cubic units.
Step-by-step Explanation:

random cubic units
tower-stacked cubic units
x 
x 
Given that: step 1

step 2: subtract 3x both side

Step 3: Add 18 both side:

Step 4: divide both side by 5

Step:6 The value of x is:
x=6
Use the slopeformula 3 times and you should found the pair
Answer:
- A.

Step-by-step explanation:
<u>The numerator is:</u>
<u>The denominator is:</u>
<u>The fraction is equivalent to:</u>
Correct choice is A