The length of a box is 100 cm, the width is 20 cm, and the height is 0.5 m. Which expression represents the volume in mº?
O 0.1 x 0.02 x 0.5
100 x 20 x 50
O 100 x 20 x 0.5
O 1 X 0.2 x 0.5


help fast :/