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05-07-2021
Mathematics

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5/9 of a piece of metal has a mass of 7kg. what is the mass of 2/7 of the piece of metal

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tryanotherone862 tryanotherone862

05-07-2021

5/9 of mass of metalx=7kg

5/9*mass ofmetal x=7kg

divide both sides by 5/9

value of mass metalx=63/5

2/7 of mass metalx=?kg

2/7*63/5=126/35kg=3.6kg

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