There are 12 inches in one foot, so 30 inches would be 2 foot 6 inches.
Divide by twelve.
There are 12 inches in one foot. 72 inches is 6 feet (6 x 12) and 78 inches would be 6 feet and 6 inches or six and a half feet.
4 feet 11inches.
Inches divided by 12 = feet
Multiply by 12?
Since there are 12 inches in one foot, just multiply feet by 12 to get inches.