1 You go to an animal shelter to find two pets to adopt. There are 15 cats and 12 dogs. If you randomly choose 2 animals what is the probability that they will both be cats? Express your answer as a fraction reduced to lowest terms. 2 In a survey of 200 high school students, 86 use Facebook, 68 use Instagram, and 29 use both Facebook and Instagram. How many of the students surveyed use neither Facebook nor Instagram? Show your work to support your