Answer the following questions for a simple gear pair of two spur gears (hob cut) with pitch diameters of 2.5" and 5". use a pressure angle of 25o and coarse pitch. the largest standard tooth size, in terms of diametral pitch, is answer 6 correct teeth/inch. the minimum number of teeth for the pinion is answer 15 correct teeth. the minimum number of teeth for the gear is answer 30 correct teeth.