The edge of three cubes of metal is 3 m, 4 m and 5 m. They are melted and formed into a single cube. Find the edge of the new cube ?
Aptitude
Area
Choose an option
-
A15 m
-
B4 m
-
C6 m
-
D9 m
Answer
Correct Answer: 6 m
Explanation
The edge of the new cube is = => a = 6 m.