Simple Interest

What is the simple interest formula?

• I=rt
• I=prt
• I=bh
• I=Bh

Tags

CCSS.7.RP.A.3

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

• It

• Interest

• the Headless Iron Man

• Ignoramus

Tags

CCSS.7.RP.A.3

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

• the amount of money borrowed

• the percent interest for his year

• the rate

• the percent proportion

Tags

CCSS.7.RP.A.3

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

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

• Principle
• Interest
• Time, in hours
• Time, in years

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

Julie borrowed $3,500 for 3 years at 7½% simple interest rate. 
How much interest is that?

• Julie borrowed $3,500 for 3 years at 7½% simple interest rate. 
  How much interest is that?
• $787.50
• $810
• $812.50

Tags

CCSS.7.RP.A.3

Ann puts $300 in a bank account earning 4% interest.  How much will she earn in interest in 1 year?

• 4
• 8
• 12
• 16

Tags

CCSS.7.RP.A.3

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

• $800
• $1,000
• $1,200
• $1,500

Tags

CCSS.7.RP.A.3

What is 7.25% converted to a decimal?

• .725
• 0.725
• 0.0725
• 7.25