Respected Experr, kindly help me to understand and solve following problem, I tried lot it is tuff for me to solve it, I will give good ratings, please give me proper, perfect and correct solution.

Approximately 7% of the male and 5% of the female population in the US read the NY Times daily.1 About 51% of the US population is female and 49% is male. a) How large is the probability that a person selected at random from the US population reads the NY Times daily? b) Assume that a person in the US reads the NY Times daily. Calculate the probability that this person is female.