Question

how many wood cubes each of side 20cm can be cut from a log of wood of size 2m by 30cm by 20cm, assuming that there is no wastage ?

Answer 1

Answer:

vol of log of wood{V1}=200cm{2m}*30*20=120000cm cube

vol of wood cubes{V2}=20*20=400cm cube

no. of wood cubes=v1/v2=120000/400=300

Ans Therefore required no. of wood cubes is 300.