10,000 hours at least.
This is a proven fact from studies at WSU.
A great deal will depend on what you want to do. Insports about six to eight hours a day will do.
I think it is suitable for a trainer to train the Professional for 4 Hours per day
6
6hours
10000 hours of practice
About 3-4 hours and in extra innings even more.
Their is no educational requirement to become a singer.
30 -35
I dont know. but you can become a shareholder in many times (few hours)
2 years for practise 4 years to become a professional pharmacist
7 years
Professional singers typically practice for several hours each day to maintain their skills and performance abilities.