Unoxygenated blood would be found in which of the following…

Unoxygenated blood would be found in which of the following structures?                                     1.         Right atrium                                     2.         Aortic arch                                     3.         Pulmonary veins                                     4.         Inferior vena cava                                     5.         Pulmonary artery

You decide to spend the weekend gambling with some friends. …

You decide to spend the weekend gambling with some friends.  You all bet on the Panthers game.  If your spread of the score is closest you make $150.  You and 19 of your friends each contribute $10.  What is the expected net value of the payoff?  Show your work