How many silvercoins, 1.75 cm in diameter and of thickness 2mm , must be melted to form a cubiods of dimensions 5.5cm×10cm ×3.5cm?
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volume of cuboid= n× volume of each silver coin
5.5×10×3.5= n×22÷7×175÷200×175÷200×2÷10
n= 400
5.5×10×3.5= n×22÷7×175÷200×175÷200×2÷10
n= 400
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