The graph shows the actual percentage of U.S. households with a computer as a function of household income (the data points) and a logistic model of these data (the curve). The logistic model is
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where x is the household income in thousands of dollars. According to the model, what percentage of extremely wealthy households had computers?
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P = __________%
Fill in the blank(s) with the appropriate word(s).
90
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Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent.Chris Owens opened a taxi service company. To pay for startup costs, Chris Owens borrowed $15,000 from a bank at 12% for 1 year. Find the interest.
A. $16,800.00 B. $1950.00 C. $180.00 D. $1800.00
Solve.The function h(t) = -16t2 + 192t - 560 gives the height h, in feet, of a flare fired from the bottom of a gorge 560 feet deep with an initial velocity of 192 ft/sec. The flare fired is visible only when it is above the rim (h = 0). During what interval can the flare be seen?
A. (15, 17) B. (5, 7) C. (0, 5) D. (10, 12)
Solve.Find the dimensions of a rectangular enclosure with perimeter and area
A. 14 yd by 6 yd B. 15 yd by 6 yd C. 13 yd by 7 yd D. 16 yd by 7 yd
An escalator in a department store is to carry people a vertical distance of 25 feet between floors. How long is the escalator if it makes an angle of 30° with the ground? ?
A. 42 feet B. 31 feet C. 41 feet D. 50 feet E. 39 feet