Exponential Growth and Decay (Day 2)

Find the total amount paid on a 3 years loan of $700 at an annual rate of 29% interest.

• $630000.00

• $17073000.00

• $1502.68

• $25089.00

Tags

CCSS.HSF.BF.A.2

In 1980 there were 900 residents of Sillycity. The number of residents increases by 60% every year. Write an exponential growth function to model this situation.

• $y=900\left(1.60\right)^x$

• $y=900\left(1+60\right)^x$

• $y=900\left(.40\right)^x$

• $y=900\left(1-60\right)^x$
  

Tags

CCSS.HSF.LE.A.2

In 1980 there were 900 residents of Sillycity. The number of residents increases by 60% every year. How many residents are there in 1988?

• 15,099

• 24,158

• 38,653

• 9,437

Tags

CCSS.HSF-LE.A.1C

A bicycle depreciates at a rate of 15%. Therese bought a bicycle for $250. IS this an example of an exponential function?

• yes, exponential growth

• yes, exponential decay

• None

A bicycle depreciates at a rate of 15%. Therese bought a bicycle for $250. Write an exponential function to model this situation.

• $y=250\left(1+.15\right)^x$

• $y=250\left(1-.15\right)^x$

• $y=250\left(.15\right)^x$

• Not enough information

Tags

CCSS.HSF.LE.A.2

A bicycle depreciates at a rate of 15%. Therese bought a bicycle for $250.  How much should it be worth 6 years later?

•  $225.00
  

• $28.48
  

• $94.29
  

• $578.27

Tags

CCSS.HSF-LE.A.1C

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?

• 1.04

• 6,191

• Not enough information

• 0

Tags

CCSS.HSF-LE.A.1C

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

• 4O%

• 4%

• .04%

• It does not say

Tags

CCSS.HSF-LE.A.1C

An adult takes 400 mg of ibuprofen. Each hour, the amount of ibuprofen in the person’s system decreases by about 29%. What is the constant ratio for this problem?

• 1.29

• .29

• .71

• 1.71

Tags

CCSS.HSF-LE.A.1C

You buy a new computer for $2100. The computer decreases by 50% annually. What would be the constant ratio for this problem?

• 1.5

• .5

• 1.05

• None

Tags

CCSS.HSF.BF.A.2