An alloy consists of 7 parts zinc and 33 parts of copper. Find the percentage of copper in the alloy?
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Answered by
79
percentage = 33 / 40 × 100
= 82.5%
= 82.5%
MolikAgarwal:
pls mark it as brainliest if it helps u
but why take the value 40
we take it as it is total value . and percentage is always done upon total value
Answered by
53
33/40×100%
=33/10×25%
=3.3×25%
=82.5%
=33/10×25%
=3.3×25%
=82.5%
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