Situation $1$: A W$10$X$49$ column with a length of $6\mathrm{.}7m$ is fixed at the bottom, and rotation fixed and translation free at the other end. Use $F_y=248$MPa.

Properties of $W31052$ :

$A_g=9290m{m}^2$

$r_x=133mm,r_y=39\mathrm{.}1mm$

Which of the following most nearly gives the slenderness ratio of the column with respect to $x-$axis?

a$.35\mathrm{.}26$

b$.50\mathrm{.}38$

c$.60\mathrm{.}45$

d$.25\mathrm{.}19$

Which of the following most nearly gives the slenderness ratio of the column with respect to $y-$axis?

a$.205\mathrm{.}63$

b$.119\mathrm{.}95$

c$.85\mathrm{.}68$

d$.171\mathrm{.}36$

Which of the following most nearly gives the elastic buckling stress of the column?

a$.269$MPa

c$.137$MPa

b$.67$MPa

d$.47$MPa

Which of the following most nearly gives the nominal compressive strength of the column?

a$.1081kN$

c$.1566kN$

b$.547kN$

d$.380kN$

Which of the following most nearly gives the design $($LRFD$)$ compressive strength of the column?

a$.492kN$

c$.1409kN$

b$.973kN$

d$.342kN$