write 2.71¯¯¯ as a simplified fraction.
enter your answer as a simplified improper fraction by using the / symbol, like this: 42/53
get to me in less then a hour!

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 lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

Compound inequalities. , i’m being timed