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Find the present value at 6% interest, compounded continuously for 6 years of the income stream with the rate of flow of K (0) = 2400 (round your answer to the nearest cent) 67.90 dollars In 1990, the population density of a city t miles from the city center was D(t) = 130e thousand people per square mile. (a) Calculate the number of people in thousands who lived within 7 miles of the city center. thousand people (b) Calculate the number of people in thousands who lived between 1 and 4 miles of the city center. 909 thousand people (Type answers in terms of thousands so 7,500 is written as 7.5. Round answer to the nearest tenth.) Points possible: 1 This is attempt 1 of 3. Find the present value at 6% interest, compounded continuously for 6 years of the income stream with the rate of flow of K (0) = 2400 (round your answer to the nearest cent) 67.90 dollars In 1990, the population density of a city t miles from the city center was D(t) = 130e thousand people per square mile. (a) Calculate the number of people in thousands who lived within 7 miles of the city center. thousand people (b) Calculate the number of people in thousands who lived between 1 and 4 miles of the city center. 909 thousand people (Type answers in terms of thousands so 7,500 is written as 7.5. Round answer to the nearest tenth.) Points possible: 1 This is attempt 1 of 3