Statistic problem due in one hour from right now,

Problem must show details, all work and explanation 

According to the national crime victomization survey (december 2010) published by the US department of Justice , about 11.7 million people were victimes of identity theft over the past 2 years. This number represents 5% of all persons are 16 or older in the United States. Of these victimes, 53% reported that the identify theft occured from the unauthorized use of a credit card. Consider a randomly selected person of age 16 or older in the united states. 

a. What is the probability that this person was a victim of identify theft?

b. what is the probability that this person was a victim of identify theft that occured from the unauthorized use of a credit card?