I'm very confused. Can someone p|z explain what's happening here?

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(I drew a cursor on most of the pictures because I can't screenshot with my cursor meaning when I take a screenshot, my cursor will disappear and so I drew the cursor on the pictures so that way you could see where I was clicking)

if you throw a ball up into the air with an initial vertical velocity of 30 m/s how long will the ball be in the air before it comes all the way back down to your hand Now we will calculate the actual probability that all randomly chosen student has a schedule that excludes music theory. We have found that the probability is given asP=4C38C3Express your answer as a fraction in simplest form. Determine which set of side measurements could be used to form a triangle. 4, 6, 12 5, 19, 24 6, 10, 17 8, 9, 15 a cash management arrangement with a bank whereby the organization's customers send payments directly to the client's bank, which deposits the remittance to the client's account, is a Find the quotient of 3/5 3/7. Write your answer in the simplest form. 18x^5-3x^7+12x4 factor the following polynomial with the greatest common factor who studies what kind of person investigates the following questions: who makes laws? who breaks laws? who benefits from designing and enforcing laws? how do individuals begin committing crimes? what are the intentions of law enforcement institutions according to section ii guidelines, a condition that has not been confirmed is to be coded as if it existed. what type of admissions is this guideline applicable to? 11. Reactions of Ni(CO)4 in which phosphines or phosphites replace CO to give Ni(CO)3L occur at effectively the same rate for different phosphines or phosphites. Classify the substitution process and provide an explanation for your answer. Please help! Thanks in advance should cost minimization or opportunities maximization be the primary goal of a cooperative strategy? Complete the mechanism for the acidcatalyzed alcoholysis of the epoxide by adding any missing atoms, bonds, charges, nonbonding electrons, and curved arrows. Tavon is asked to find EF. What error does Tavon make?EF2= DF2 + DE2-2(DF)(DE) cos DEP2-82+102-2(8) (10) cos 44*EF264+100-1600.7193EF 48.91X4410Select the correct choice below and fill in the answer box within your choice.Q how many single covalent bonds must a chlorine atom form to have a complete octet in its valence shell? The shoe sizes of a group of middle school girls are shown.5.5 6 7 8.5 6.56.5 8 7.5 8 5If a shoe size of 9.5 is added to the data, how does the median change? In naming a binary molecular compound,the number of atoms of each element present in the molecular is indicated by? Why did Jefferson want to do in order to purchase the Louisiana land? A water skier is towed 65 m to the south of the starting point, and then is turned 40 cast of south for another 35m. What is the skiers displacement from the starting point? 1. Highly realistic figures and detailed scenes are characteristic of theA. CorinthianB. red-figureC. HellenisticD. black-figureMark for review (Will be highlighted on the review page)Next Questionstyle of Greek pottery if 4 boxes of cereal cost $16.24 how much does one box of cereal cost?