Tonya has $150.00 on her credit card. If she leaves any balance on her card at the end of the month, she is charged 20% interest. If she makes a $50.00 payment on her card, what will be the new balance?
Please answer and provide answer explanation.
120
Her card has a $150.

00 balance and she makes a $50.

00 payment so the new balance is 150 - 50 = $100.

00.

She didn't pay it off so she is charged 20% interest on her $100.

00 balance so the interest is.

20 * 100 = $20.

00.

Her balance was $100.

00 and she was charged $20.

00 in interest so her new balance is 100 + 20 = $120.

00.

.

Therefore, the answer is 120