Exploring Compound Interest and Population Growth

A bank offers a savings account with an annual interest rate of 5%. If you deposit $1,000, how much money will you have in the account after 3 years, assuming the interest is compounded annually?

• 1100.50

• 1157.63

• 1200.00

• 1050.75

A population of 1,500 rabbits is growing at a rate of 10% per year. What will the population be after 4 years?

• 1800

• 2500

• 2000

• 2196

If you invest $2,000 in a fund that earns 6% interest compounded annually, how much will you have after 5 years?

• 3000.00

• 2676.45

• 2500.00

• 2200.00

A city has a population of 50,000 people and is growing at a rate of 3% per year. What will the population be in 10 years?

• 67196

• 75000

• 50000

• 60000

You start with a bacteria culture of 200 cells that doubles in size every hour. How many cells will there be after 5 hours?

• 3200

• 6400

• 12800

• 4000

If a loan of $5,000 has an interest rate of 4% compounded annually, how much will you owe after 2 years?

• $5,600.00

• $5,000.00

• $5,408.00

• $5,200.00

A tree's height increases by 15% each year. If the tree is currently 10 feet tall, how tall will it be after 3 years?

• 15.21 feet

• 20 feet

• 12.5 feet

• 18.75 feet

A certain species of fish in a lake grows at a rate of 8% per year. If there are currently 2,000 fish, how many will there be in 6 years?

• 2800

• 3174

• 2500

• 4000

You invest $1,500 in a savings account with a 7% annual interest rate compounded quarterly. How much will you have after 4 years?

• $2,023.28

• $1,800.00

• $2,500.00

• $1,950.50

A town's population is currently 20,000 and is expected to grow by 5% each year. What will the population be in 5 years?

• 21000

• 30000

• 25000

• 25526