Maya has 6 more pens then Sam
Answer:
The answer is "
".
Step-by-step explanation:

Answer:
$315
Step-by-step explanation:
You are going to want to use the simple interest formula for this. The one below is modified for solving the interest earned.

<em>I = interest amount</em>
<em>P = principal amount</em>
<em>r = interest rate (decimal form)</em>
<em>t = time</em>
<em />
Now we can plug in the values into the equation:


This means that Rachel earned $315 worth of interest in the 15 year period.
Answer:
C
Step-by-step explanation:
2·π·6·10+2·π·6^2