The composition of aluminum in an alloy is 7/9 the total mass if the mass of the material is 72kg.find the weight of aluminum present in the alloy?
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2
Answer:
56 kg
Step-by-step explanation:
Let unknown composition be x
x=7/9(72)
=504/9
=56 kg
Therefore the weight of aluminium in an alloy is 56 kg
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Answered by
0
Answer:
Step-by-step explanation:
Ratio of alloy * the weight of the material = 7/9 *72 =7 * 8 = 56
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