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What is the overall charge of the wall? 13. Gayle is getting ready for her first day of school. She has 7 new dresses to choose from and 4new pairs of shoes. How many different outcomes are possible for Gayle to wear one dress andone pair of shoes? which process is used to produce gases from solutions of salts dissolved in water or another liquid?A.ElectrolysisB.Metallic bonding C.Ionic bonding D. Polar covalent bonding who is Ajayi Crowther wife What is the solution to the system of equations graphed below? Suppose you toss a coin 100 times and get 65 heads and 35 tails. Based on these results, what is the probability that the next flip results in a tail? What are historical thinking skills?A. Skills applied when creating modern political mapsB. Skills applied when comparing scientific theoriesC. Skills applied when analyzing evidence to study the pastD. Skills applied when evaluating a short story A species of mouse occupies the same niche in a forest that a species of rat occupies in a nearby forest. What would be the most likely result it members of the ratpopulation were introduced to the mice's forest?A. The rats would kill the miceB. The rats would adopt a new dietC. Either the mice or the rats would die off or move awayD. Either the mice or the rats would evolve into a new species Explain how the Federal Reserve Board can increase or decrease the money supply using each of the following tools: reserve requirements, open-market activities, and discount rates Help me with this problem, thank you Three girls of a group of eight are to be chosen. In how many ways can this be done? The average (arithmetic mean) of a - 5 and a is x, and the average of a and a + 9 is y. What is the average of x and y?a + 1B) a +2C) 2a + 1D) 2a + 2 Please answer this correctly A store sells 3 categories of kitchen items: cups, bowls, and spoons. There are 5 types of cups, 4 types of bowls, and 2 types of spoons. How many different combinations can you buy in this store of: A set of a bowl, cup, and spoon How did nations increase the size of their armies during ww1? Which of the following list of ordered pairs is a function? a. 1620 b. 180 c. 38 d. 29 At steady state, a refrigerator whose coefficient of performance is 3 removes energy by heat transfer from a freezer compartment at 0 degrees C at the rate of 6000 kJ/hr and discharges energy by heat transfer to the surroundings, which are at 20 degrees C. a) Determine the power input to the refrigerator and compare with the power input required by a reversible refrigeration cycle operating between reservoirs at these two temperatures. b) If electricity costs 8 cents per kW-hr, determine the actual and minimum theoretical operating costs, each in $/day Which of the following are identities? This task may be slightly long but i am giving brainliests, thanks, and i will try and answer some of your questions! This is about a short story called The Landlady. As Billy, write a letter to a friend or relative raising your concerns about the landlady. Points to remember: 1. Dont forget to use examples of foreshadowing in your work. The black eye sign The missing guests The stuffed animals The odd remarks from the landlady Ensure you set your work out like a letter.Remember to use paragraphs and check your spelling Example Dear Jack, I hope you are well? I have come to Bath on a business visit and am staying at a local B&B. It is all nice and comfortable but the landlady strikes me as very peculiar. I was going to stay at a pub but the sign seemed to entice me...........