There are 1 cashew and 3 pistachios in a bag. You take one nut out at random and eat it, and repeat this until you get a cashew. Let X be the number of nuts you had to take in order to get a cashew....

Extracted text: There are 1 cashew and 3 pistachios in a bag. You take one nut out at random and eat it, and repeat this until you get a cashew. Let X be the number of nuts you had to take in order to get a cashew. For example, if you took out a pistachio, another pistachio, and then a cashew, X would be 3. Find the expected value of X. (A) 1 (В) 7, (С) 5 (D) 2 (E) (F) ½ (G) % (H) ½