Question

4. The annual revenue of a small family restaurant is modeled by the function R(t) = 0.8t^3 - 8.5t^2 + 28t, t ? 0 R is the revenue, in tens of thousands, and t is the number of years since the restaurant was opened in 2009. a. How much revenue did the restaurant make in its first year? b. According to this model, in which year(s) will the annual revenue of the company be $800000? c. The annual cost C (in tens of thousands) to maintain the restaurant is given by C(t)=0.82t+30.5 During which year(s) was the restaurant making a profit? d. The owners plan to purchase a larger property when their annual profit exceeds 4.5 million. Based on this model, when will this purchase be made?

          4. The annual revenue of a small family restaurant is modeled by the function
R(t) = 0.8t^3 - 8.5t^2 + 28t, t ? 0
R is the revenue, in tens of thousands, and t is the number of years since the restaurant was opened in 2009.
a. How much revenue did the restaurant make in its first year?
b. According to this model, in which year(s) will the annual revenue of the company be $800000?
c. The annual cost C (in tens of thousands) to maintain the restaurant is given by C(t)=0.82t+30.5
During which year(s) was the restaurant making a profit?
d. The owners plan to purchase a larger property when their annual profit exceeds 4.5 million. Based on this model, when will this purchase be made?

4. The annual revenue of a small family restaurant is modeled by the function
R(t) = 0.8t^3 - 8.5t^2 + 28t, t ? 0
R is the revenue, in tens of thousands, and t is the number of years since the restaurant was opened in 2009.
a. How much revenue did the restaurant make in its first year?
b. According to this model, in which year(s) will the annual revenue of the company be 800000?
c. The annual cost C (in tens of thousands) to maintain the restaurant is given by C(t)=0.82t+30.5
During which year(s) was the restaurant making a profit?
d. The owners plan to purchase a larger property when their annual profit exceeds 4.5 million. Based on this model, when will this purchase be made?

Added by Marc S.

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