Situation $1$: The L$203$X$203$X$25\mathrm{.}4$ tension member shown is made of A$36$ steel. The material strengths are $F_y=248$MPa and $F_u=400$MPa. The bolts used are M$20.$ Use $s_1=57\mathrm{.}15mm,s_2=76\mathrm{.}2mm,s_3=50\mathrm{.}8mm.$

Properties of the angle:

$A_g=9740m{m}^2$

$\stackrel{}{x}\frac{?}{b}=ar(y)=59\mathrm{.}9mm$

Which of the following most nearly gives the nominal strength $-$of the tension member based on tensile yielding?

a$.2174kN$

c$.2262kN$

b$.2415kN$

d$.2514kN$

Which of the following most nearly gives the shear lag factor?

a$.0\mathrm{.}90$

c$.0\mathrm{.}65$

b$.0\mathrm{.}80$

d$.0\mathrm{.}74$

Which of the following most nearly gives the net area of the tension member?

a$.8520m{m}^2$

c$.4863m{m}^2$

b$.7301m{m}^2$

d$.4745m{m}^2$

Which of the following most nearly gives the nominal strength based on tensile rupture?

a$.2920kN$

c$.3408kN$

b$.2215kN$

d$.2727kN$