1. Juliette is president of Maths-R-Us and has asked her financial advisor for a report about the company's expected profits. The advisor told her that the profits were expected to follow the equation below over the next 12 months. Tell Juliette everything you can tell about the company from the equation. f(x)=150210(0.82)

2. Aaron just inherited $8000 from his grandmother. He plans to invest the money, not touching it for 20 years. He can invest in treasury bills at 6.67% interest, compounded annually. Write the function, V(t), to represent the situation. Then find the value after 20 years.

3. You invest $3800 in an account that earns 5.25% annual interest compounded continually. Write the function, V(t), to represent the situation. Then find the value after 7 years. *

4. A water sample in a laboratory initially contains 6000 bacteria. The organisms reproduce at a rate of 10% per hour. Write the function, f(t), that corresponds to this situation. *

5. A car with an initial cost of $23,000 is decreasing in value at a rate of 8% each year. Write the exponential function, V(t), to represent this situation. *

6. Your stock broker has recommended that you invest $5000 in a stock that earns 15% annual interest paid semi-monthly. Write the function, V(t), to represent the situation. Then find the value after 5 years. *