Two years of local internet service costs $685, including the installation fee of $85. what is the monthly fee?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?