Exponential Functions Compound Interest

Caiden earned $475 from mowing lawns last summer. He deposited this money in an account that pays an interest rate of 3.8% compounded annually. What will be his balance after 15 year?

• $827.52
• $831.10
• $839.45
• $846.80

Find the total amount in the account to the nearest cent if the interest is compounded annually. 
$2750 at 8% for 2 years

• $2200.00
• $3207.60
• $8910.00
• $2750

Tags

CCSS.HSF-LE.A.1C

Principal: $5000
Interest Rate: 3.75%
Time: 25 years
Compounded Monthly
State the future account balance.

• $12712.31
• $12,749.30
• $12,657.59
• $12550.84

Olivia would like to buy some new furniture for her home. She decides to buy the furniture on credit with 9.5% interest compounded quarterly. If she spent $7,400, how much total will she have paid after 8 years.

• $15,415.94
• $15,683.28
• $15,927.56
• $16,109.05

What is a, the starting term, for the function: f(x) = 300(1.16)^x?

• 300
• 1.16
• .16
• x

Tags

CCSS.HSF.LE.B.5

A population of fish starts at 8,000 and decreases by 6% per year. What is the population of fish after 10 years?

• 14327
• 4309
• 839
• 7680

Tags

CCSS.HSF-LE.A.1C

Daniel’s Print Shop purchased a new printer for $35,000. Each year it depreciates at a rate of 5%. How much will the printer be worth in 8 years?

• $23,219.72
• $136.72
• $51,710.94
• $16,710.94

Tags

CCSS.HSF.BF.A.2

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. How many mosquitoes will there be after 4 months?

• 9766
• 9006
• 9765
• 5433

Tags

CCSS.HSF.BF.A.2

Bobo bought a gold coin for $20 000 three years ago. The value of the gold coin increased by 20% each year. The present value of the gold coin is

• $28 000

• $28 800

• $32 000

• $34 560

Tags

CCSS.HSF.BF.A.2

The value of a vase increases by 15% each year. If the value of the vase was $34 000 in 2012, find the increase in the value of the vase from 2013 to 2015.

• $12 609.75

• $17 709.75

• $39 100

• $51 709.75

Tags

CCSS.HSF.BF.A.2