Exponential Problems

A sailboat that costs $5,950 decreases in value by 11% per year. How much will the boat be worth after 6 years?

• $5,884.00

• $5,178.97

• $2,992.96

• $2,957.04

Tags

CCSS.HSF.BF.A.2

The value of a car purchased for $20,000 decreases at a rate of 12% per year. What will be the value of the car after 3 years?

• $12,800.00

• $13,629.44

• $17,600.00

• $28,098.56

Tags

CCSS.HSF.BF.A.2

The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What was the population in 1990? 

• 0 people
• It doesn't say
• I don't know
• 6191

The original value of a painting is $1400, and the value increases by 9% each year. Write an exponential growth function to model this situation.

• y=1400(1.09)^x
• y=1.09(1400)^x
• y=1400(.91)^x
• y=1.09^x

Tags

CCSS.HSF.LE.A.2

In the interest formula A=P(1+r)^t what does the A stand for?

• The amount of interest

• The total amount

• The interest rate

• The time

In the compound interest formula A=P(1+r)^t what does the P stand for?

• The time

• The total amount

• The principal amount (original amount)

• The interest rate

Jacob borrows $500 from Abraham and agrees to have the for 5 years with an interest rate of 2.5%. How much will the total amount be that Jacob owes?

• $565.70

• $262609.38

• $65.70

• $630.20

Tags

CCSS.HSF.BF.A.2

Daniel invests $360 in a bank account that is compounded annually for 8 years with an interest rate of 5.5%. What will be the total amount in the account after the 8 years is over?

• $625.88

• $950.12

• $315.45

• $552.49

Tags

CCSS.HSF-LE.A.1C

Semi-Annually means how many times a year?

• 4

• 2

• 1

• 6

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

• $6,273.50

• $6,314.08

• $6,385.72

• $6,427.94