128, -512, 2048
Multiply by -4 to get each new term
823.582% increase between the initial price and the current price.
Answer:
88.85 US$
Step-by-step explanation:
A perimeter of a rectangle is:

They give you the width, but let's convert it to an improper fraction first:

The length is twice the width so it is:

Now, we are ready to solve, plug in values in the perimeter formula:

So, 40 is your answer.