1) Sir Elton John, born Reginald Kenneth Dwight, is an English singer, songwriter, and pianist. With a career spanning over five decades, he is one of the best-selling music artists in the world and has received numerous awards and accolades for his contributions to music.

2) The banking industry is regulated by government agencies to ensure the stability and integrity of the financial system and to protect consumers.

3) The concept of compound interest can be attributed to the ancient Babylonians, who used it in their banking practices.

4) The Mariana Trench in the western Pacific Ocean is the deepest part of the world's oceans, reaching a depth of approximately 36,070 feet (10,994 meters).