What age was Robert the Bruce's mother when she die?

Robert the Bruce's mother, Marjorie, Countess of Carrick, died in 1292. While her exact birth year is not definitively recorded, it is generally believed that she was born around 1250, which would make her approximately 42 years old at the time of her death. However, some sources suggest she could have been slightly older or younger, so the exact age may vary slightly based on different historical interpretations.