P=?
h=?
b=?
s=ph+2x?
=?
the rectangle has l = 5 w = 12 h = 6
show work .

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

True or false look at the picture pls : /