Answer:
[22 x 21] / 2=231 or "c"
Step-by-step explanation:
<h2>
Explanation:</h2>
Here we have the following expression:

So we need to extend this. Remember that the difference of squares tells us:

So here:

Thus:

D. 100/135 the rest of them equal 135%
Well if the interest is compounding yearly at 3.5% the amount would be $25,130.23