Use the following section for questions 14 and 15. You must show your work for credit: HSS6x6x1/4 1/4" NA HSS6x6x1/4 A = 5.24 in I = 28.6 in* Shop = Shot = 9.54 in' 14. If a moment of 20 k-ft is applied about the neutral axis to the section above, what is the maximum bending stress in the section? (5 points) 15. If a moment of 15 k-ft is applied about the neutral axis to the section above, what is the total axial load in the gray section? (10 points)