please give the answer in correct way show the working how they get answer step by step please because i do not understand this question show working all thank you so much please answer all thank you again please tell me what chapter is this

Suppose that patrons of a restaurant were asked whether they preferred water or whether they preferred soda. 70% said that they preferred water. 60% of the patrons were male. 80% of the males preferred water. i. Find the probability a randomly selected patron prefers soda. (2 marks) ii. Compute the probability a randomly selected patron is a female who prefers water. (2 marks) iii. Find the probability a randomly selected patron prefers soda (2 marks) iv. Suppose a randomly selected patron is a female. Find the probability the patron prefers water. (2 marks) v. Suppose a randomly selected patron prefers water. Calculate the probability the patron is a male. (2 marks)