Two identical Rubik's cubes are shown in the picture. The edge length of one of these Rubik’s cubes is 10 centimeters.

Question

What is the combined volume of the two Rubik’s cubes in cubic centimeters? Use mental math to find the answer.
Responses
A 1,000 cm³1,000 cm³
B 2,000 cm³2,000 cm³
C 333 cm³333 cm³
D 525 cm³

Answer 1

B 2,000 cm³
Since the edge length of one Rubik's cube is 10 centimeters, the volume of one Rubik's cube is 10 x 10 x 10 = 1,000 cm³. Since there are two identical Rubik's cubes, the combined volume is 2,000 cm³.