Q17 of 94 Page 222

A beam of wood is 5 m long and 36 cm thick. It is made of 1.35 m3 of wood. What is the width of the beam?

It is given in the question that,

Volume of the beam = 1.35 m3


Length = 5 m


Thickness = 36 cm = 0.36 m


We know that,


Volume of cuboid = Length × Breadth × Height


Therefore,


Width =



= 0.75 m


= 75 cm


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