John's 8minusyearminusold Chevrolet Trail Blazer requires repairs estimated at $ 11 comma 000 to make it road worthy again. His wife, Sherry, suggested that he should buy a 5minusyearminusold used Jeep Grand Cherokee instead for $ 11 comma 000 cash. Sherry estimated the following costs for the two cars: Trail Blazer Grand Cherokee Acquisition cost $ 25 comma 000 $ 11 comma 000 Repairs $ 11 comma 000 long dash Annual operating costs (Gas, maintenance, insurance) $ 2 comma 580 $ 2 comma 100 What should John do? What are his savings in the first year?

Dr. sperry, a biologist, is using excel to track growth rates of different populations of bacteria. she has a very complex formula in one cell. it begins with “round”. dr. sperry would like to see exactly how excel’s calculation reached the final rounded value that she sees in the cell. what could dr. sperry do to best understand how the calculation was made? try different formulas on her own until she reaches the value shown in excel click on the evaluate formula button in the formulas tab and then click “step in” select the cell and then look at the formula in the formula field of the ribbon remove “round” from the formula in order to see the actual value before rounding