How Many Friends Decide to Learn to Play an Instrument?

Each friend will learn to play a musical instrument in one year and then form a band. So each friend spend five hours a day learning to play an instrument from scratch. They will form a band at the end of the year. Just try to give an easy and a short answer, not a complex one. After your answer, i'll give you the correct answer. And just like that, i'll tell you a story with questions and answers. Are you ready? A group of friends decide to play a Musical Instrument. Do they decide to do nothing for a year? No, no. They decide to plays a musical instrument. How much time do they spend learning? For one year.