SOLUTION: A bank credit card charges interest at the rate of 23% per year, compounded monthly. If a senior in college charges $1300 to pay for college expenses, and intends to pay it in one

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Question 1154388: A bank credit card charges interest at the rate of 23% per year, compounded monthly. If a senior in college charges $1300 to pay for college expenses, and intends to pay it in one year, what will he have to pay?
Found 2 solutions by josmiceli, ikleyn:
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+A+=+P%2A%28+1+%2B+r%2Fn+%29%5E%28+n%2At+%29+
+P+=+1300+
+n+=+12+
+t+=+1+
+r+=+.23+
-------------------
+A+=+1300%2A%28+1+%2B+.23%2F12+%29%5E%28+12%2A1+%29+
+A+=+1300%2A1.019167%5E12+
+A+=+1300%2A1.25586+
+A+=+1632.62+
+I+=+1632.62+-+1300+
+I+=+332.62+
He would pay $332.62 in interest
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check the math

Answer by ikleyn(52894) About Me  (Show Source):
You can put this solution on YOUR website!
.

If I understand the question correctly, it does not ask about the interest.


It asks about the total amount to pay after 1 year.


If so, then the correct answer is  $1632.62.