Continuous Growth and Decay Word Problems

What is the formula for exponential growth?

Tags

CCSS.HSF-LE.A.1A

What is the formula for exponential decay?

Tags

CCSS.HSF-LE.A.1A

• Initial amount

• Rate of growth or decay

• Time

• End amount

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CCSS.HSF-IF.C.8B

• Initial amount

• Rate of growth or decay

• Time

• End amount

Tags

CCSS.HSF-IF.C.8B

• Initial amount

• Rate of growth or decay

• Time

• End amount

Tags

CCSS.HSF-IF.C.8B

• Initial amount

• Rate of growth or decay

• Time

• End amount

Tags

CCSS.HSF-IF.C.8B

Convert the percent to a decimal. Remember: move the decimal two places to the left!

3.5%=

• .35

• 3.5

• .035

• .0035

Convert the percent to a decimal:

27%=

• 2.7

• .27

• 270

• .027

Annual sales for a fast food restaurant are $650,000 and are increasing at a rate of 4% per year. Use an exponential function to find the annual sales after 7 years.

Round to two decimal places (like dollars and cents).

The population of a town is 2500 and is decreasing at a rate of 3.5% per year. Use an exponential function to find the population of the town after 5 years.

Round to the nearest whole number (you can't have a fraction of a person).

Tags

CCSS.HSF-LE.A.1C