Question
A solid rectangular block with dimensions 60 cm Ă— 40 cm
Ă— 20 cm is melted down, and identical smaller rectangular blocks, each with a volume of 80 cmÂł, are made from this molten block without any wastage. How many such small blocks can be obtained?Solution
Volume of large blocks =lbh =60Ă—40Ă—20 =4800cm3 The volume of each small block is given as 80 cmÂł. To find the number of such small blocks, divide the volume of the large block by the volume of one small block: Â Number of small blocks = Volume of large block/ Volume of one small block =48,000 /80 Â = 600
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