Explanation:
duple meter, also known as duple time) is a musical metre characterized by a primary division of 2 beats to the bar, usually indicated by 2 and multiples (simple) or 6 and multiples (compound) in the upper figure of the time signature, with 2. 2 (cut time), 2. 4, and 6. 8. (at a fast tempo) being the most common
