Guys, I cant anymore, Ive asked this question over 5 times now. Its been a very let down day, and I just need to get this off my chest.

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

Explain how you can use the associative property to evaluate (7x50)x4.

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