What was the mean number of posts made?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Polynomials plz quick 1: subtract and simplify (–y^2 – 4y – 8) – (–4y^2 – 6y + 3)

How far does the wijw nj jh jevh dhhb vte hbhe gvbf5wf bjehn v