Simple Interest

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Henry and Walter open savings accounts at the same time. Henry invests $6,500 at 4.54% simple interest, and Walter invests $7,100 at 4.74% simple interest. After eight years, how much more interest has Walter earned than Henry? a. $331.52 b. $420.67 c. $631.52 d. $719.59

A

If you invest $8,600 at a 3.95% simple annual interest rate, approximately how long will it take for you to have a total of $21,000? a. 25 years b. 36 years c. 45 years d. 60 years

B

If you wish to calculate the interest on an investment with a rate of 6.17%, what number will you plug into your equation for the rate? a. 0.00617 b. 0.0617 c. 0.617 d. 6.17

B

Ike invests $7,660 in an account paying 7.27% simple interest annually. How much interest has Ike gained after four years? a. $222.75 b. $2,227.53 c. $1,392.20 d. $13,922.05

B

In the formula I=P·r·t, what does P stand for? a. Percent: the interest rate expressed as a percentage b. Principal: the amount of money you initially invested c. Period: how often the interest is calculated d. Payout: how much money you end up with

B

Trevor has an investment worth $6,774.50. He made his only deposit in it 22 years ago. Given that the investment yields 2.7% simple interest annually, how big was the initial deposit? a. $2,524.50 b. $4,024.03 c. $4,250.00 d. $11,404.88

C

Which of the following investments will earn the greatest amount of interest? a. $2,400 invested for 3 years at 5.0% interest b. $1,950 invested for 4 years at 4.0% interest c. $1,600 invested for 8 years at 3.0% interest d. $1,740 invested for 2 years at 8.0% interest

A(?)

In the formula I=P·r·t, what does r stand for? a. Rate: the percent that interest is paid annually as a decimal b. Ratio: the size of the interest interval compared to time c. Return: how much money you end up earning d. Reserves: how much money you have in the investment

A

Olivia deposits $6,952 in a savings account paying 3.72% interest. To the nearest dollar, how much money does Olivia have in total after sixteen years? a. $4,138 b. $8,568 c. $11,090 d. $29,901

A

Rose and Dennis each open a savings account at the same time. Rose invests $2,600 in an account yielding 4.1% simple interest, and Dennis invests $2200 in an account yielding 5.7% simple interest. After nine years, who has the greater total amount of money, and how much greater is it? a. Rose has $230.80 more than Dennis. b. Rose has $559.40 more than Dennis. c. Dennis has $169.20 more than Rose. d. Dennis has $512.00 more than Rose.

A

Which of the following investments will earn the smallest amount of interest? a. $8,030, invested for 2 years at 2.0% interest b. $1,901, invested for 8 years at 4.0% interest c. $5,330, invested for 6 years at 2.0% interest d. $3,970, invested for 6 years at 4.0% interest

A

Abigail has an account that pays 6.92% simple interest per year and wants to accumulate $5,896 in interest from this account over six years. How much money should Abigail invest in this account to meet this goal? a. $2,448.02 b. $8,344.10 c. $14,200.39 d. $20,096.67

C

Arthur has $19,500 to invest, and wishes to gain $8,000 in interest over eleven years. Approximately what is the minimum simple interest rate that Arthur needs to achieve his goal? a. 2.64% b. 3.04% c. 3.72% d. 4.51%

C

Iris has an investment worth $8,813. She made her only deposit in it seven years ago. Given that the investment yields 3.7% simple interest annually, how big was the initial deposit? a. $1,806 b. $2,282 c. $4,095 d. $7,000

D

June has a savings account with an annual simple interest rate of 2.6%. She hopes to gain $6,500 in interest over a period of eleven years. To accomplish this, June invested $17,801 in the account, but later realized that this was not enough money. To the nearest dollar, how much more money should June have initially invested to reach her goal? a. $6,335 b. $3,715 c. $1,409 d. $4,926

D

Nate has an account that pays 2.76% simple interest per year and wants to accumulate $3,090 in interest from it over the next 15 years. How much money should Nate invest in this account to meet this goal? a. $1,279.26 b. $4,369.26 c. $4,373.77 d. $7,463.77

D

Nicole deposits $2,136 in a savings account paying 5.36% interest. To the nearest dollar, how much money does Nicole have in total after nine years? a. $213 b. $1,030 c. $1,272 d. $3,166

D

Sam invests $9,400 in a fund yielding 5.2% simple interest annually. At the same time, Pat shops around for a better interest rate and invests $9,400 in a fund yielding 6.0% simple interest annually. After seven years, how much more interest has Pat's fund earned than Sam's fund? a. $817.80 b. $3,948.00 c. $652.40 d. $526.40

D


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