Question

find the volume of wood used to make a closed rectangular box of outer dimension 60cmx45cmx32cm. the thickness of wood being 2.5cm allaround. also find capacity of box

Answer 1

outer volume of box is 60×45×32=86400cm³
inner volume of box is 55×40×29.5=64900
capacity of box is outer volume minus inner inner volume
86400-64900=21500