Exploring Tripling: Graphing Exponential Growth

A bacteria culture triples in size every hour. If the initial size is 5 bacteria, how many bacteria will there be after 3 hours?

• 135

• 45

• 100

• 200

A tree grows in height by tripling its height every year. If it starts at 2 meters, what will its height be after 2 years?

• 6 meters

• 18 meters

• 24 meters

• 12 meters

A savings account has an initial deposit of $100, and the amount triples every year. How much money will be in the account after 4 years?

• $5400

• $8100

• $4000

• $2700

A certain species of fish triples its population every month. If there are initially 10 fish, how many will there be after 5 months?

• 1500

• 2430

• 1200

• 3000

A video game character's health triples after each level. If the character starts with 50 health points, how many health points will they have after 3 levels?

• 600

• 1350

• 1500

• 900

A plant's height triples every week. If it is 1 cm tall at the start, how tall will it be after 4 weeks?

• 81 cm

• 100 cm

• 64 cm

• 27 cm

A company’s profits triple every quarter. If the initial profit is $2000, what will the profit be after 2 quarters?

• $12000

• $6000

• $24000

• $18000

A viral video gets 100 views initially and triples its views every day. How many views will it have after 3 days?

• 1800

• 3600

• 2700

• 900

A population of rabbits triples every year. If there are 15 rabbits at the start, how many will there be after 2 years?

• 45

• 135

• 60

• 30

A smartphone app's downloads triple every month. If it starts with 300 downloads, how many downloads will it have after 3 months?

• 2700

• 900

• 1200

• 8100