A person invested $150 in an account growing at a rate allowing the money to double every 13 years. How much money would be in the account after 22 years, to the
nearest dollar?

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.