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3/4 of a piece of metal has a mass of 15kg.what is the mass of 2/5 of the piece of metal |
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Answer» Step-by-step EXPLANATION: so,total no.of PARTS of metal=4 3x=15kg then..x=15/3=5kg 4x=20kg.. if there are 5 parts.. 5x=20kg x=4kg..then, 2parts..2x=8kg |
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