Math, asked by surbhikumar9047, 3 months ago

In an alloy the value of copper is 25%and lead 34% find the total percentage of an alloy​

Answers

Answered by shochandigarh425
2

Answer:

Percentage of copper is 48%

Weight of alloy is 4.2kg

Weight of copper is given by

100

48

×4.2=2.016kg

Percentage of zinc is 24%

Weight of alloy is 4.2kg

Weight of copper is given by

100

24

×4.2=1.008

Percentage of copper is 100−48−24%=28%

Weight of alloy is 4.2kg

Weight of copper is given by

100

28

×4.2=1.176kg

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