2 A pair of dice is rolled until a sum of either 5 or 7

Last updated: 2/14/2023

2 A pair of dice is rolled until a sum of either 5 or 7 appears Find the probability first Hint Let En denote the event that a 5 occurs on the nth roll and no 5 or 7 occurs on the first n 1 rolls 3 A retail establishment accepts either the American Express or the VISA credit card A total of 24 percent of its customers carry an American Express card 61 percent carry VISA card and 11 percent carry both cards What percentage of its customers carry a credit card that the