1.Convert N 47degrees 35minutes 00 seconds To bearings and compute angeles smaller than 180 degreesbetween successive azimuths.
2.When an airplane is flying 200mph at 5000-ft altitude in standardatmosphere, the air velocity at a certain point on the wing is 273mph relative to the airplane. What suction pressure is developed onthe wing at that point? What is the pressure at the leading edge (a stagnation point) of the wing?
3.Suppose that from the past experience a professor knows thatthe test score of a student taking his final examination is arandom variable with mean 70 and standarddeviation 85 How many students would have to take the examination toensure, with probability at least 094 , that the class average would be within15 of 70 ?