Algebra I - Applications of Exponential Equations Review

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x
• y = 15(1.35)^x
• y = 15(0.35)^x
• y = 35(1.15)^x

Tags

CCSS.HSF.LE.A.2

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)⁶

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth
• Decay

Tags

CCSS.HSF-IF.C.8B

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? ROUND TO THE NEAREST CENT (2 DECIMAL PLACES IN ANSWER)

• $23,219.72
• $23219.71

• $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? ROUND TO THE NEAREST WHOLE NUMBER.

• 9766

• 9006

• 5433

• 9765

Tags

CCSS.HSF.BF.A.2

You purchased a car for $14,975. 

The value of the car DECREASES at a rate of 11.2% per year. 

What is the value of the car in 5 years?

ROUND TO THE NEAREST CENT (2 DECIMAL PLACES IN ANSWER)

• $8268.59

• $8268.60

• $7902.79

• $7902.78

Tags

CCSS.HSF.BF.A.2

Heather

invested $8,000 in a 4-year Certificate of Deposit (CD) that pays 4.1% interest

compounded annually. What is the value of the CD at the end

of the 4 years?

ROUND TO THE NEAREST CENT (2 DECIMAL PLACES IN ANSWER)

• $9,394.92

• $9,394.91

• $31,620.33

• $31,620.34

Zach's parents put $1,500 in his bank account for college tuition. At an interest rate of 8.25% compounded semi-annually, what will be the balance after 18 years?

ROUND TO THE NEAREST CENT (2 DECIMAL PLACES IN ANSWER)

• $6,248.76

• $6,248.75

• $6,427.93

• $6,427.94

Treasure won $3,000 from a radio contest. If she puts this money in a bank account that earns 2.9% interest compounded quarterly, how much total will she earn in 10 years? ROUND TO THE NEAREST CENT (2 DECIMAL PLACES IN ANSWER)

• $49,318.88

• $49,318.89

• $4005.10

• $4005.09

• acceleration
• temperature
• revenue
• decay
• initial amount
• time
• rate
• Growth

Tags

CCSS.HSF-IF.C.8B