Help me ASAP! The scale of this map is 1 inch = 50 miles. The ruler measures the distance between Mackinac Bridge and Chicago as 4 inches. How many actual miles are between these two cities?

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?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25