Just don't eat
It depends on how much you weigh and how hard you exercise.Here's a very, very rough estimate.If you're an average person, to loose a pound, you need to exercisefor 12 hours at a moderate pace, or6 hours at a vigorous pace.So, if you add a half hour of moderate exercise to your day, every day, it will take you almost a month to loose a pound. That's 12 pounds a year.
2.21 hours
Wouldn't recommmend it. In order to loose 1 pound, you have to burn off 3500 calories. You would really loose any weight from just running for 4 hours. You have to diet and exerciseregularily.
12 hours
Completely: about 12 hours.
The question is... What are you going to be punching? If your punching air, then you're going to want to do about five hours worth of high intensity and consistent punching to lose 3500 calories (which is 1 pound). If your hitting an object (Punching bag), then about two and a half hours of intense punching should net you a 1 pound loss.
12 hours
A three pound chicken will take about an hour at 350 degrees.
3/4, or 0.75. (There are 16 ounce to a pound, so we calculate 12/16 of a pound.)
A pound troy is 12 ounces; an avoirdupois pound is 16 ounces. 200x16/12=3200/12=266.66.
1 pound 12 ounces at $1.96 per pound is: $3.43
There are 16 ounces in 1 pound, so 12 ounces is 3/4 of a pound, or 75%