Yes. They are equal quantities of energy, work, torque, or first moment.
1ft = 12in 3.5ft = 3.5 x 12in = 42in
Your answer is 3.9166... 12in = 1ft
1ft = 12in 1ft3 = 1ft x 1ft x 1ft = 12in x 12in x 12in = 1728in3 => 3.25ft3 = 3.25 x 1728in3 = 5616in3
1ft = 12in 27ft x 12in/1ft = 324in
1ft = 12in 768in x 1ft/12in = 64ft
1ft = 12in 131in x 1ft/12in = 10.9in
1ft = 12in 85in x 1ft/12in = 7.083333... = 7ft, 1in
12in = 1ft Therefore 8in + 4in = 12in = 1ft 1ft + 8ft + 2ft = 11ft
1ft = 12in 70in x 1ft/12in = 5ft and 10in
1ft = 12in 1in = 2.54cm 495cm x 1in/2.54cm x 1ft/12in = 16.2ft
1ft = 12in 42in/min x 1ft/12in = 3.5ft/min
12in = 1ft 62in = 62 / 12 ft = 5.17ft (5ft 2in)