Exponential Growth and Decay Word Problems

Front

What is the formula for exponential growth?

Back

Front

What is the formula for exponential decay?

Back

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original amount

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Back

rate of growth

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time

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Back

final amount

Front

Marburn has 80 total students in our High School. It is projected to grow at rate of 2% every year. How many students will be in the High School in 5 years from now?

Back

88.3 students

Front

The population of a town is decreasing at a rate of 5% per year. This year there are 10,000 people in this town. How many people will be left in 20 years from now?

Back

3,585 people

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Growth

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1200