The latest report on median household (family) income in the United States is $, per year. Compute the federal income tax and effective federal income tax rate for a married couple with three children, who have a combined income of $, .

Find the value of x for which abcd must be a parallelogram -9-6x x-30

What is the relationship between all triangles that can be drawn given the same three angles

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?