Chapter 5 Review. 1) The cost of attending a certain college has been increasing at 6% each year. If it costs $25,000 now, how much will it cost in 25.

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Presentation transcript:

Chapter 5 Review

1) The cost of attending a certain college has been increasing at 6% each year. If it costs $25,000 now, how much will it cost in 25 years? How much did it cost 30 years ago?

2) The rate at which caffeine is eliminated from the bloodstream of an adult is 13% per hour. An adult drinks a soda and the caffeine reaches a peak level of 27 milligrams. How much caffeine will remain in 6 hours?

3) 350 bacteria triple every hour. How many bacteria will there be after 5 hours?

4) Write as an exponential and solve. Write as an exponential and solve.

4) Write as an exponential and solve. Write as an exponential and solve.

5) Condense and write as a single logarithm

6) Solve

7) Solve

8) Solve

9) The population of a certain country is 2 million people and it is growing at 4% each year. How long will it take the country to reach a population of 5 million people?

10) A house that was worth $200,000 in 1988 was worth $425,000 in What is the annual rate of increase for the value of this house?

10) A house that was worth $200,000 in 1988 was worth $425,000 in What is the annual rate of increase for the value of this house?

11) Solve

12) Simplify completely

13) Simplify completely

14) Simplify completely

15) Simplify completely