Respuesta :
					                   11 ft    8 in
2 ft 9 in
-----------------add
13 ft 17 in
1 ft = 12 in.....so 17 in = 1 ft 5 in
13 ft + 1 ft 5 in = 14 ft 5 in <=== 14 ft and 5 inches
					                
					             2 ft 9 in
-----------------add
13 ft 17 in
1 ft = 12 in.....so 17 in = 1 ft 5 in
13 ft + 1 ft 5 in = 14 ft 5 in <=== 14 ft and 5 inches
 
			                  