What is the value of the digit 2 in the number 2348

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

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