[填空题]
A water tank is the shape ofq+9ib7 jhwbaq0um* je q(a udqvk.j30o6e+o 4 a cube with sidesi;q j6wdg;s-yal3wcfr x1 zpy78z7 nr/ x,ax. of $3.00 \mathrm{~m}$. Each side is measured with an uncertainty of $1.0 \%$. What is the absolute uncertainty in the volume of the tank? (Give your answer without a unit and to 2 significant figures)
