gmihir wrote:
What is the volume of air inside empty rectangular cuboid?
1. Areas of two surfaces of the rectangular cuboid are 10 and 25.
2. Length of one of the sides is 5 units.
let the sides be l,b,h we need unique v= lbh
now
statement 1:
any combination may give the result i.e. areas 10 and 25 no unique info
INSUFFICIENT
statement 2:
only one side known rest two are unknown
INSUFFICIENT
1) and 2):
one of the side is 5 ; other may be 2, 12.5
one is 5 other may be 5, 2
hence its not unique
INSUFFICIENT
Hence E
Hope this helps..!!
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