Question

Wood trim is to be put around 45 display boards is 150 cm long and 90 cm broad?​

Answer 1

Since the wood is 1 cm thick, the inner measurements of the box are (45−2)cm×(32−2)cm×(28−2)cm.

i.e. 43×30×26cm

2

=33540cm

2

Hence capacity of the box = inner volume of the box

=33540cm

3