Answer: a) 10 ft. B) 25%. C) 56.3% increase
Step-by-step explanation:
8 * 25% = 2, so new length of Each side is 10 Ft
Since all sides grew by 25% length, the perimeter changed 25% also
The new area Is 10x10 = 100 100/64 = 1.563
Answer:
Interest: $390 | Total: $715
Step-by-step explanation:
To answer the first question, we can use the simple interest formula provided:

<em>P = initial balance</em>
<em>r = annual interest rate</em>
<em>t = time</em>
<em />
First, change 8% into the decimal form:
8% ->
-> 0.08
Now, plug in the values:


Charlie made $390 of interest. To find the total, just add that number to $325.

Charlie's total money made was $715.
Answer:

Step-by-step explanation:
<em>y=mx+b</em>
<em>b is where the line touches the y-intercept</em>
<em>mx is the slope...rise over run (positive slope) OR fall over crawl (negative slope)</em>
<em />
b= 8
mx= -3/2
y= -3/2x+8