Brain › General KnowledgeWhat is the most frequently used letter in the english alphabet?AIOEAnswerThe correct answer is D) E.More General Knowledge questionsWhich of the following is the IATA code for Manchester Airport?When was the Playstation 3 released?What does a funambulist walk on?The Canadian $1 coin is colloquially known as a what?Which country has the Union Jack in its flag?What is the French word for "hat"?Play Brain · Practice