Answer
$\$2750$
Work Step by Step
$V = l \times w \times h$
$V=100 ft \times 50 ft \times 10 ft = 50000 ft^{3}$
Since the cost given is for one thousand cubic feet, multiply by the volume to find the total weight.
$50000 ft^3 \times \frac{\$55}{1000ft^3} = \$2750$