In a coded relationship, if P × Q means P is the mother of Q, P ÷ Q means P is the father of Q, and P + Q means P is the daughter of Q, what is the relationship of R if P × R ÷ Q means P is the mother of R and R is the father of Q?
Answer: B. R is Q's son
According to the codes, if P is the mother of R and R is the father of Q, then R must be Q's son.