Aplanet's year is the time it takes that planet to revolve around the sun. a mars year is 1.88 earth years. if you are 13 years old in earth years, about how old would you be in mars years?

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?

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia