a student takes a bathroom scale into an elevator on the 64th floor of a building. The scale reads 836 N. a. as the elvator moves up the scale reading increases to 935 N, then decreases back to 836 N. Find the accleration of the elevator. b. As the elevator approaches the 64th floor, the scale reading drops as low as 782 N. What is the acceleratino of the elevator. help would be greatly appreciated! becuase i feel as if i dont know enough infomation in the problems! thanks!!!