Type the correct answer in each box. complete the statement, and find the value of x in the diagram. the quadrilateral shown is a . x =

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?