Two planes, which are 1965 miles apart, fly toward each other. Their speeds differ by 55mph. If they pass each other in 3 hours, what is the speed of each?

Find equation of line with slope equals 8 and passing through (6,53)

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?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?