Understanding Growth and Decay Rates

what is the change in the Savings Account balance every month?

• Balance grows by 2% monthly

• Balance grows by 3% monthly

• Balance decreases by 3% monthly

• Balance remains the same every month

what is the rate in Bacteria Culture every three hours?

• Doubles every 3 hours

• Increases by 10% every 3 hours

• Remains constant every 3 hours

• Decreases by half every 3 hours

the temp of the coffee Cooling every 10 minutes

• Temperature remains constant every 10 minutes

• Temperature drops by 10% every 10 minutes

• Temperature drops by 20% every 10 minutes

• Temperature increases by 20% every 10 minutes

what is the change in Ice Melt per day?

• Ice mass decreases by 5% per day

• Ice mass increases by 5% per day

• Ice mass remains constant

• Ice mass decreases by 10% per day

what is the Forest Expansion annually?

• Forest area increases by 2% annually

• Forest area increases by 5% annually

• Forest area remains the same

• Forest area decreases by 1% annually

what is the Car's Depreciation per year?

• Car value decreases by 10% per year

• Car value decreases by 15% per year

• Car value decreases by 20% per year

• Car value decreases by 5% per year

what is the Investment Growth per year

• 5%

• 7%

• 10%

• 12%

what is the city population in thousands per year?

• 30 ( 1.05 )^x

• 40 ( 1.05 )^x

• 50 ( 1.05 )^x

• City population increases by 5% annually

what is the yearly change in Radioactive Decay

• Substance loses 5% of mass each year

• Substance loses 10% of mass each year

• Substance loses 15% of mass each year

• Substance loses 20% of mass each year

what is the change in Medicine Concentration per hour?

• Reduces by 25% every hour

• Increases by 10% every hour

• Remains constant every hour

• Reduces by 50% every hour