Growth/Decay Factor

Growth/Decay Factor

100

What is the growth/decay factor?

• A town’s population grows by 6% each year. What is the growth factor?

1.06

200

• A car loses 12% of its value every year. What is the decay factor?

0.88

300

• A savings account increases by 4.5% annually. What is the growth factor?

0.955

400

• The number of bacteria in a petri dish doubles every hour. What is the growth factor?

2

500

• The value of a collectible card collection increases by 15% each year. What is the growth factor?

1.15

600

• A radioactive substance decays by 9% each day. What is the decay factor?

0.91