I have no definite information on that. The age at which an author pens a novel can be anywhere from their twenties to much older. It all depends on their inspiration and circumstances.
That really depends on who 'she' is. Different authors start writing their first novels at various ages. Without knowing the specific person, it's hard to give an exact age.
I really don't know. Without more background or specific details about Mary and the novel, we can't figure out her age when she wrote it.
That's a tough one. The age of the author and the publication date of the novel before her death can be quite different for each case. Sometimes authors start writing early in life, and sometimes later. And the publication could be shortly before or long before their passing. It really depends.
Mary Shelley was 18 when she wrote the novel.
Taylor Swift was around 18 years old when she wrote 'Love Story'.
Taylor Swift wrote 'Love Story' at the age of 18. It was a breakthrough song for her and became a huge hit. The song showcases her songwriting talent at a young age.
Taylor Swift was around 18 years old when she wrote 'Love Story'.
I'm not sure exactly how old Paul Jennings was when she wrote Spookiest Stories. You might need to look up specific biographical information to get that detail.
Taylor Swift wrote 'Love Story' when she was 19. At that age, her songwriting skills were already remarkable, and this song became one of her most popular hits.
Taylor Swift was 18 when she composed 'Love Story'. This song marked a significant point in her career and is still beloved by many fans today.