Simple Interest Review

An initial deposit of $6,300 earned $1,102.50 in interest over 2.5 years. What was the interest rate?

• 0.07

• 7%

• 70%

• 17%

Tags

CCSS.7.RP.A.3

A sum of money earns $8,482.50 as interest over 1 year at an interest of 9% per year. What is the principal?

• $94,250

• $102,732.50

• $85,767.50

• None of these

Tags

CCSS.7.RP.A.3

How long (in months) will it take $7,200 to grow to a total of $7,560 if the interest rate is 15% per year?

• 3 months

• 6 months

• 4 months

• 9 months

Tags

CCSS.7.RP.A.3

At what interest rate per year will $8,400 earn $2,520 as interest over 6 years?

• 15%

• 50%

• 0.05%

• 5%

Tags

CCSS.7.RP.A.3

Ben invests $10,000 into an account for 7 years at a rate of 6% per year. How much interest will he earn?

• $420

• $4,200

• $14,200

• $42

Tags

CCSS.7.RP.A.3

Cassie's parents deposit $13,400 into her college fund. What will be the total amount in the account after 10 years if the interest rate is 8% per year?

• $24,120

• $10,720

• $2,680

• A different amount

Tags

CCSS.7.RP.A.3

Jacob borrowed $31,600 to buy a car. The loan was for 5 years at a rate of 4% per year. What is the total amount he will have to repay?

• $31,600

• $25,280

• $6,320

• $37,920

Tags

CCSS.7.RP.A.3

Josh inherits $42,450. He puts the money in an account that earns 5% simple interest per year. How much interest will he earn after 7 years?

• $42,450

• $57,307.50

• $14,857.50

• $27,592.50

Tags

CCSS.7.RP.A.3

Taylor goes to a coffee shop and buys a pastry for $4.75 and a coffee for $5.25. She tips the barista 12% and the tax rate is 7.5%. How much will she pay in total?

• $10

• $11.95

• $1.95

• $12.04

Tags

CCSS.6.RP.A.3C

George buys a new pair of shoes. The price tag says they are $65.99 but when he checks out he only pays $54.99. What is the discount percent?

• 10%

• 25%

• 17%

• 20%

Tags

CCSS.6.RP.A.3C