Math, asked by Fk407315, 11 months ago

The length breadth and height of a rectangular box are 30m,25m and18m respectively.find the cost of paining its outer surface at 12perm

Answers

Answered by HimanshuSuneelDutta

4

I hope it may help

T.S.A of of rectangular surface

= 2(lb+bh+lh)

=2(30*25+25*18+18*30)

=2(750+450+540)

=2(1740)

=3840

------------

Now

1m^2 = Rs 12

3480m^2 = 12*3840

=46080 ans......

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