A cubical box has a lid of length 30 cm.find the cost of painting the inside and outside of the box at rs 5.50 per sq. m
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a=30cm
painting of box inside and outside=2*LSA of cuboid+a^2
=2*(4a^2+a^2)
=2*(5*900)
=2*4500
=9,000 cm^2
=90 m^2
5.5 Rs=1 m^2
x=90 m^2
x=495 rs
Therefore painting the cubical box costs 495 Rs
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painting of box inside and outside=2*LSA of cuboid+a^2
=2*(4a^2+a^2)
=2*(5*900)
=2*4500
=9,000 cm^2
=90 m^2
5.5 Rs=1 m^2
x=90 m^2
x=495 rs
Therefore painting the cubical box costs 495 Rs
HOPE THIS HELPS YOU BUDDY ✌️
IF YOU LIKE IT PLEASE MARK IT AS BRAINLIEST
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