What is the value of a rounded to the nearest tenth?
A. 2.7
B. 4.7
C. 3.5
D. 3.2

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 data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)