21. A certain quality of wood costs 250 per m.Asolid cubical block of – InterviewSolution

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1.	21. A certain quality of wood costs 250 per m.Asolid cubical block of such wood is bought for182.25. Calculate the volume of the block anduse the method of factors to find the length of(ICSE)one edge of the block.
Answer» the cost of a solid cubical block fine wood costs Rs256Rs500 per m³its volume &the length of each side is required whereby;cost of 1000000cm³ of block=Rs5001m³=1000000cm³volume of the block in Rs2561000000*256/500=512000cm³length of the block=512000^1/3=80cm³

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