The edges of three metal cubes are 1 cm, 2 cm, and 3 cm respectively. A new cube is made by melting these three cubes together. What is the edge of the new cube (in centimeters)?
Choose the correct answer:
A) 3.3	B) 3.5	C) 3.7	D) 3.9	E) 4.1
The total volume is 1^3+2^3+3^3=36   The edge of the new cube is the cube root of 36 which is about 3.3 cm.   The answer is 3.3.
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The edges of three metal cubes are 1 cm, 2 cm, and 3 cm respectively. A new cube is made by melting these three cubes together. What is the edge of the new cube (in centimeters)?