A local non-profit group would like to estimate the proportion of residents of Martin county who do not have health insurance. To help with this estimate, the non-profit surveyed a random sample of Martin county residents and found that 51% did not have heath insurance. Determine the sample size required to limit the margin of error to within 0.088 of the population proportion for a 90% confidence interval. Round the solution up to the nearest whole number. n

... Parks will be built adjacent to two circular retention ponds. Each pond has 5 miles in radius. Each park will be covered with grass in the area depicted in light green in the figure below. What is the area of one of the parks? If all sides of each park need to be fenced (e.g. one straight side and the two circular sides bordering each park), what is the length of the fence needed? Describe how you came to your answers. 5. The area of the park: The length of the fence: Edit View Insert Format Tools Table 12pt v Paragraph v MacBook Air 000 000 DD F3 F4 F5 F8 %23

Number 3; answer given as 5, 5, 6

Two ecotaxis companies A and B handle different rates. Company A has a rate of $ 8.5, the cost of the flag is $ 4.6 the cost per kilometer traveled. Company B charges $ 6.75 for the flag and $ 5.2 for the cost of each kilometer traveled. Decide which two of the following statements are valid for this situation a) The cost of both companies coincides at 35/12 km b) The cost of the trip with company B is cheaper than company A regardless of the distance traveled c) With a cost of 30 pesos you can go further with company A