Understanding Growth and Decay Rates

Front

what is the city population in thousands per year?

40 ( 1.05 )^x

Back

City population increases by 5% annually

Front

what is the yearly change in Radioactive Decay

4.5 ( .90 )^x

Back

Substance loses 10% of mass each year

Front

what is the rate in Bacteria Culture every three hours?

10 ( 2)^x

Back

Doubles every 3 hours

Front

what is the Car's Depreciation per year?

18 ( 0.85) ^x

Back

Car value decreases by 15% per year

Front

what is the Investment Growth per year

25 ( 1.07 ) ^x

Back

Investment grows at 7% per year

Front

the temp of the coffee Cooling every 10 minutes

90 ( 0.80 ) ^x

Back

Temperature drops by 20% every 10 minutes

Front

what is the Forest Expansion annually?

8 ( 1.02 ) ^x

Back

Forest area increases by 2% annually

Front

what is the change in Medicine Concentration per hour?

100 ( 0.75 ) ^x

Back

Reduces by 25% every hour

Front

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

7500( 1.03 ) ^x

Back

Balance grows by 3% monthly

Front

what is the change in Ice Melt per day?

7.8 ( 0.95 ) ^x

Back

Ice mass decreases by 5% per day