Question

A cuboid is made up of wood. It's outer dimensions are 9,10 and 11m and inner dimensions are 5,6 and7m. Find the wood used to made it.
( This question is made by me only so it might become impossible to solve so if the situation comes like this then you can do changes)

Answer 1

Volume of wood = volume of outer - volume of inner
= 9x10x11 - 5x6x7
= 990- 420
= 570 m^3