A milling cutter is operating on given specifications below, the fees per min is?

Question

A milling cutter of 70 mm diameter with 12 teeth is operating at a cutting speed of 22 m/min and a

feed of 0.05 mm/tooth. The feed per minute is

 (a) 110 mm/min       (b) 35 mm/min      (c) 8 mm/min      (d) 60 mm/min