unit 3 test

The simple interest formula is I=Prt.  The P represents the principle.  The principle is ___________________.  

• the amount of money borrowed or deposited
• the percent interest for his year
• the amount taxed
• the amount the bank owes you for being a customer at their bank

Tags

CCSS.7.RP.A.3

What does the "I" in the interest formula stand for?

• Important
• Interest
• Internet
• Igloo

Tags

CCSS.HSF.BF.A.2

The simple interest formula is I=Prt.  What does the t represent?

• Principle
• Interest
• Time
• Percent Rate

Tags

CCSS.7.RP.A.3

What is the correct definition of interest?

• money paid to you by a bank for the money you have in a bank account
• put into a bank account
• to borrow something
  

The compound interest formula is:
A = P(1 + r)^t

What does the A represent?

• The amount of interest earned.
• The amount of time that has passed.
• The total amount of money after a certain amount of time.
• The amount required to invest.

Tags

CCSS.HSA.SSE.A.1

Which is the

compound interest formula?

• A = P(2+r)^t

• I= Prt

• A² + B² = C²

• A = P(1+r)^t

What is the simple interest formula?

• A= P x (1+r)^t

• I=prt

• A=LW

• S=2B+Ph

What does the "r" stand for in the formula, I=prt?

• rate

• time

• radius

• principal

Bruno was given $2000 when he turned 3 years old.  His parents invested it at a 2% interest rate compounded annually.  No deposits or withdrawls were made.  Which expression can be used to determine how much money Bruno had in the account when he turned 16? 

• 2000(1+0.02)¹³
• 2000(1-0.02)¹³
• 2000(1+0.02)¹⁶
• 2000(1-0.02)¹⁶

Tags

CCSS.HSF.BF.A.2

Interest can be defined as:

• a charge for lending money
• the amount owed for borrowing money
• the amount added into your savings account when opening a bank account
• a charge for convenience of accessing money in your bank