NCHMCT JEE 2013 Question Paper with solutions for online practice

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Question : 103 of 200

Marks: +1, -0

The surface area of cube is 726

m^2

. Its volume is:

1300 $m^3$
1331 $m^3$
1452 $m^3$
1542 $m^3$

Solution:

6a^2

= 726
⇒

a^2

= 121
⇒ a = 11 m
∴ Volume of the cube =

(a)^3

=

(11)^3

= 1331

m^3

.

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