Solve for set B.
Extracted text: PROBLEM NO. 1. Given beam and load as shown, Oallow=18 MPa and Tallow =2.57 MPa. Determine the dimensions of the smallest square beam that can carry the loads applied in the beam. SET W1 P1 M1 L1=L2=L3 25 kN/m 1710 Ib/ft 15 kN/m A 15 kN 8.75 kN.m 1.25 m В 5900 lb.ff 3.28 ft 3,372 Ib 20 kN 10 kN.m 1.40 m L1 L2 L3