The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube?
Choose the most appropriate option:  A) 8 cm  B) 12 cm  C) 14 cm  D) 10 cm  E) 15 cm
63 + 83 + 103 = a3 =&gt; a = 12   ANSWER:12 cm
<result>B</result>
The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube?