Explain how an estimate you place the decimal point when multiplying 3.9 × 5.3

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?

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')