5 /9 of a piece of metal has a mass of 7kg . what is the mass of 2/7 of the piece of metal? hi
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Answer:
3.6 kg
Step-by-step explanation:
piece mass
5/9 7 kg
2/7 ?
now cross multiply
(2/7) * 7 / (5/9) = 3.6 kg
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