A sawn wood has the shape of a rectangular block. Its length, breadth
and height are 3 m, 30 cm and 25 cm. respectively.` `What will be the
cost if one cubic metre costs `₹ 2500` ?`

Explanation

Volume of the wood
`=3 xx (30)/(100) xx (25)/(100) ( cu.m. ) `

`Cost =(2500 xx 3 xx 30 xx 25)/(100 xx 100)=₹ 562,5`