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If one side of a cubical box is 30 cm and cost of 100 sq.cm canvas is Rs.3, then the cost of canvas to cover it is
If one side of a cubical box is 30 cm and cost of 100 sq.cm canvas is Rs.3, then the cost of canvas to cover it is
a
Rs.142
b
Rs.146
c
Rs.152
d
Rs.162
detailed solution
Correct option is A
Side of cubical box
T.S.A.
Cost of 100
Cost of canvas
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