M7 Ch. 5 Review (Percents, Interest, Tax, Commission)

The rate is given as a percent (%).  Before using it in the simple interest formula, you must first convert it to a______.

• fraction
• decimal
• ratio
• dollar amount

Tags

CCSS.7.RP.A.3

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

Write the percent as a decimal. 
4.3%

• 4.3
• .43
• .043
• 4300

Tags

CCSS.7.RP.A.3

CCSS.7.NS.A.3

Write the decimal as a percent. 
0.37

• 37%
• 3.7%
• .37%

Tags

CCSS.7.RP.A.3

CCSS.7.RP.A.2

Starting money = $350.
Interest rate = 2.5%
TIme = 3 years.
How much interest?

• $7.50
• $26.25
• $87.5
• $262.50

Tags

CCSS.7.RP.A.3

Beyonce went to the mall and saw a massage chair that she would have to take a loan out for $6500 to purchase.  The bank said that she could get a simple interest rate of 8% for 5 years.  What is the total amount that Beyonce will pay for the chair?

• $2600
• $910
• $9100
• $260

Tags

CCSS.HSF.BF.A.2

What is 12% of 40?

• 5
• 4.8
• 4
• 12

Tags

CCSS.6.RP.A.3C

75% of what number is 48?

• 48
• 100
• 64
• 75

Tags

CCSS.6.RP.A.3C

120% of what number is 72?

• 120
• 60
• 75
• 100

Tags

CCSS.6.RP.A.3C

What is 87% of 55?

• 47.85
• 46.52
• 87.5
• 55.8

Tags

CCSS.6.RP.A.3C