Chapter 8, 9, 10 Test

Aubre bought a product for $50 and sold it for $70. What is the percentage profit Aubre made?

• A) 20%

• B) 40%

• C) 28%

• D) 70%

Aubre and Cyrus decided to take a $1,000 loan together for their project. If they agree on a 5% annual interest rate for 3 years, how much simple interest will they have to pay?

• A) $50

• B) $150

• C) $200

• D) $250

Danny decides to invest $500 with an 8% annual interest rate. What will be the future value of this investment after 5 years?

• A) $734

• B) $680

• C) $740

• D) $1,000

Cyrus bought 15 notebooks for $2 each and sold them for $3 each. What is Cyrus's profit?

• A) $15

• B) $30

• C) $45

• D) $60

Jazz, Grace, and Kennidi are studying how a car depreciates at 15% per year. They calculate its value after two years if its initial cost was $20,000. What value do they find?

• A) $14,450

• B) $17,000

• C) $15,300

• D) $16,150

Grace is buying a $40 shirt with a 25% discount. What is the sale price?

• A) $10

• B) $20

• C) $30

• D) $35

Jazz and Cyrus are calculating the compound interest on $1,000 at 10% for 2 years. What is the amount?

• A) $100

• B) $200

• C) $210

• D) $220

Aubre is reviewing her business finances. What is the profit if revenue is $100,000 and expenses are $75,000?

• A) $15,000

• B) $25,000

• C) $50,000

• D) $75,000

Alejandra's meal costs $35, and the tax is 6%. What is the total bill?

• A) $37.10

• B) $37.50

• C) $38.00

• D) $40.00

Divide $600 among Alejandra, Jazz, and Doyle in the ratio 2:3:5. How much will Doyle, the person with the largest share, receive?

• A) $100

• B) $150

• C) $200

• D) $300