Referring to the reinforced concrete beam of Fig. 5.15a, b=300 mm, d=450 mm, As=1200 mm2...

Referring to the reinforced concrete beam of Fig. 5.15a, b=300 mm, d=450 mm, A_s=1200 mm² and n=10.Given allowable stresses in steel and concrete of 150 and 12 MPa, respectively, calculate the maximum bending moment the section can carry.