Mathematics

Trouble

22 May, 06:10

1. Lisa's parents gave her $1000 for her high school graduation. She put her money into a savings account that earned 7.5% annual interest. How much interest will be paid after nine months

2. Mrs. Jones invested $5,000 in a savings account. The account pays an annual interest rate of 6.0% on the amount initially invested. How much money will be in the account if she leaves the money for 10 years?

3. A Yamaha dirt bike has a sticker price of $1250. With the sales tax of 8.25%, what is the total cost of the bike?

4. Silvio earns 6% for each car sale he makes while working at a used car dealership. If he sells a used car for $13,195, what is his commission?

5. Tu's family stayed at a hotel for 10 nights on their vacation. The hotel charged a 9% room tax per night. How did they pay in room taxes if the room cost $180 per night?