10: Season of MasterChef Australia where he made a special guest appearance with Camilla. 11: Years spent married to Diana before their separation in 1992. 12: Difference in years between Charles and Diana. 13: Percent of the overall Duchy of Cornwall estate owned by Charles (or 7,615 hectares of land). 14: Day in November of 1948 when he was born. 14: Age when he reportedly ordered his first alcoholic drink — a cherry brandy — while on a school trip during his time at Gordonstoun. 15: Age when he played his first polo match, captained by The Duke of Edinburgh. Image Source: Getty / Sean Gallup