A two$-$story light storage warehouse has interior columns that are spaced

$9ft$ apart in two perpendicular directions. The live loading on the flat roof

is estimated to be $25l\frac{b}{f}{t}^2.$

Part A

Determine the reduced live load supported by a typical interior column at the ground$-$floor level.

Express your answer in kilopounds to three significant figures.

$F_1=$

$k$

Part B

Determine the reduced live load supported by a typical interior column at the second$-$floor level.

Express your answer in kilopounds to three significant figures.

$F_2=$

$k$