In a survey of 150 computer owners, 98 owned a primer. 72 owned a digital camera, and all of them owned either a printer or a digital camera or both.
Exhibit.
Each of the four semicircles shown in the figure has a side of the square as its diameter and has exactly one point in common with the larger circle. If each side of the square has length 4, what is the sum of the areas of the shaded regions?
How many noncongruent triangles are there such that the length of each side of each triangle is an integer and the perimeter of each triangle is 15 ?
The probability that event R will occur is 0.65. The probability that event T will occur is 0.47.
The graph summarizes the responses from 4.500 respondents who rated their degree of confidence in each of eight United States institutions. Each respondent gave each institution one of five confidence ratings: high, moderate, little, none, or undecided.
If 20 percent of the respondents rated both their degree of confidence in the federal government and their degree of confidence in the news media high or moderate, what percent of the respondents gave neither of these institutions a confidence rating of high or moderate?
In the figure shown. ABCD is a square and E. F. G.and H are the midpoints of ihe respective sides. If AD = I, what is the sum of the areas of the shaded regions?
Give your answer as a fraction.
