CCSS.Math.Content.HSF.LE.A.1

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

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CCSS.Math.Content.HSF.LE.A.1

Is the Equation Linear or Exponential?

• Linear
• Exponential

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CCSS.Math.Content.HSF.LE.A.1

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

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CCSS.Math.Content.HSF.LE.A.1

What type of function is y = 7(5/4)^x?

• Exponential Growth
• Exponential Decay
• Linear
• None of the above

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CCSS.Math.Content.HSF.LE.A.1

The resale value of a car is expected to decrease by 15 percent from one year to the next from the year the car is purchased.  What type of relationship should be expected between the age of a car and the resale value?

• Linear relationship whose graph has a positive slope
• Linear relationship whose graph has a negative slope
• Quadratic relationship in which higher resale values of a car correspond to lower age values of the car
• Exponential relationship in which lower resale values of a car correspond to higher age values of the car

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CCSS.Math.Content.HSF.LE.A.1

You buy a new computer for $2100. The computer decreases by 50% annually. How much is it worth after 2 years.

• 225
• 325
• 425
• 525

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CCSS.Math.Content.HSF.LE.A.1

Write an equation that models the following situation:
Samantha's hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.

• y=6(0.14)^x
• y=6(1+14)^x
• y=6(1.14)^x
• y=6(0.86)^x

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CCSS.Math.Content.HSF.LE.A.1

Courtney saved up $2,200 working as a waitress over the summer. She put this money into a bank account that earned 5.2% interest and is compounded daily. How much will she have in her account at the end of 4 years?

• $2201.25
• $2694.55
• $2707.45
• $2708.63

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CCSS.Math.Content.HSF.LE.A.1

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth
• Exponential Decay
• Linear
• None

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CCSS.Math.Content.HSF.LE.A.1

You have inherited land that was purchased for $30,000 in 1990. The value of the land increased by approximately 5% per year. What is the approximate value of the land in the year 2011?

• $83,579
• $10,217
• $14,963,655
• $28,500

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CCSS.Math.Content.HSF.LE.A.1