Answers

2016-03-15T05:41:10+05:30
Volume of wood=volume of outer cube -volume of inner cube
[side of outer cube=12cm
side of inner cube=10cm]
=12×12×12+10×10×10
=1728+1000
=2728cm
TSAof wood=6×12×12
=864
now should multiply it with 10 to find cost of paiting yourself because you don't mention that Rs10 is cost for cm2 or not
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