Growth and Decay Factors Worksheet with Answer Key

What's on the worksheet

1. Write the factor per period, then say if it is growth or decay and give the percent rate.
   grows 9% a yearfalls 45% an hourgrows 200% a decadefalls 2.5% a monthb = 0.97
2. Hannah's coin: write the value after t years for a 3% yearly rise and use it.
3. Jack's pendulum: model the swing distance from the middle with a decay factor.
4. Compare the populations of Ashford and Riverton, one falling and one changing differently.
5. Priya's accounts: compare interest added once a year with a larger rate.
6. Check Omar's yearly growth for a 3% monthly rise and find the correct factor.
7. Show how the book club membership changes over any three years.