If three cubes whose edges measure 3 cm, 4 cm and 5 cm are melted

If three cubes whose edges measure 3 cm, 4 cm and 5 cm are melted and made into a cube, then the edge of the new cube (in cms) is …….
(a) 9
(b) 8
(c) 7
(d) 6

Anurag Mishra Professor Asked on 25th May 2016 in Maths.
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    Answer: (d) 6 cm 

    Anurag Mishra Professor Answered on 5th July 2016.
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