Answer:
I think it is $156
Step-by-step explanation:
Multiply the numbers
The answer is B by inspection, there really isn't any work to show. You could check every wrong answer to prove it's wrong but that's not needed.
Answer: 3
Step-by-step explanation:
Scale factor is the ratio of the corresponding sides, so:

An expression equivalent to that given would be 4^8 or also written as four to the eighth power, hope this helped! Please rate my answers.
Work: 4^8 = 4x4x4x4x4x4x4x4