5 ft + 20 inches = 6 ft + 8 inches.5 ft + 20 inches = 6 ft + 8 inches.5 ft + 20 inches = 6 ft + 8 inches.5 ft + 20 inches = 6 ft + 8 inches.
6 ft. 10 in.
170 inches
7 feet 11 inches + 4 feet 7 inches = 12 feet 6 inches.
9 ft and 14 inches or 10ft and 2 inches or 122 inches
20 ft.
It is 5ft and 14in
20*12 = 240 inches
6 yd) plus (2 ft) = 240 inches
15 ft and 6 inches because there are 12 inches in a foot!
To convert from inches to feet, divide by 12.
It depends on what you mean by 2'11 and 1'9. The notation is not unique. 2 ft 11 inches + 1 ft 9 inches = 4 ft 8 inches 2 minutes 11 seconds + 1 min 9 sec = 3 min 20 sec.