Simple Interest; I = prt

If Joe earns $120 interest in 5 years on money that was invested at 6%, find the original principal.

• 36
• 600
• 400
• 4

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CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.4

CCSS.HSA.REI.B.3

CCSS.HSN.Q.A.1

CCSS.HSN.Q.A.2

Sue owes $60 in interest on a loan of $500. If the loan was borrowed for 3 years, find the simple interest rate.

• 15%
• 4%
• 40%
• 8%

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CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.4

CCSS.HSA.REI.B.3

Jack invested $300 at a rate of 3%. How many years would it take to earn $18 in interest?

• 3 years
• 9 years
• 6 years
• 2 years

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CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

CCSS.HSN.Q.A.1

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

• $800
• $1,000
• $1,200
• $1,500

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CCSS.7.RP.A.3

Emily borrows $1,200 from a bank with 8% simple interest per year.  What is the total amount she will have to pay back in 2 years?

• $150
• $192
• $1,008
• $1,392

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CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

CCSS.HSF.LE.A.2

Principal = $800
Interest Rate = 3.5%
Time = 6 months
Find the interest earned.

• 14
• 140
• 168
• 16.80

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.4

CCSS.HSA.REI.B.3

CCSS.HSN.Q.A.1