Math, asked by pankaj2143, 11 months ago

120 kg alloy of copper and zinc.contains 80% copper. Some amount of zinc is mixed into alloy, then percentage of copper be comes 60%. How much kg of zinc is mixed alloy

Answers

Answered by paras3558

1

Answer:

p×r×t upon 100 = 60× 80 ×120 upon 100=90 % zinc is mixed with alloy

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