Percents and Simple Interest

Write 4.3% as a decimal.

• 4.3

• .43

• 0.043

• 4300

Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays a simple interest rate of 3.8%. What will be the amount of interest earned after 15 years?

• $3182.50

• $270.75

• $2707.50

• $745.75

Emily’s parents put $1500 in her bank account for college tuition at a simple interest rate of 8.25%. What will be the balance after 18 years?

• $22,275

• $2227.50

• $12,375

• $3727.50

Mark took out a loan for $25,690 to purchase a new truck at a simple interest rate of 5.2%. How much interest will he pay on his truck after 5 years?

• $6,679.40

• $32,369.40

• $66,794

• $679.40

Kennedy won $3,000 from a radio contest. If she puts this money in a bank account that earns 2.9% simple interest, how much will she have in total in her account at the end of 10 years?

• $8700

• $38,700

• $870

• $3,870

Riley invested $1,000 in a savings account. If the account earns 6.75% simple interest, what is the balance in her account after 15 years?

• $1,012.50

• $10,012.50

• $2,012.50

• $201.25

Twelve years ago, Claire deposited $1,800 in a savings account. It pays 2.5% simple interest. How much in interest did Claire earn in the account?

• $2,340

• $23,400

• $540

• $54

What is 12% of 40?

• 5

• 4.8

• 4

• 12

75% of what number is 48?

• 48

• 100

• 64

• 75

What is 19% of 50?

• 9.5

• 10

• 15

• 11