An alloy consists of 7 parts of copper and 33 parts of zinc. Find the percentage of zinc in
the alloy
Answers
Answered by
1
Answer:
82.5%
Step-by-step explanation:
Zinc percentage = Zinc part by Total Parts (Copper + Zinc) x 100
= 33 by 40 x 100
= 165 by 2
= 82.5%
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Answered by
0
Answer:
33 +7= 40
1 part = 2.5 percent
33 × 2.5 = 82.5
hence proved
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