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Mathematics, 14.04.2021 20:20 holaadios222lol
Between 1st January 2010 and 1st January 2015, the price of 1 tonne of copper decreased
by 20%
This was a decrease of $1320
Work out the price of 1 tonne of copper on 1st January 2010.​
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Answers: 2
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You know the right answer?
Between 1st January 2010 and 1st January 2015, the price of 1 tonne of copper decreased
by 20%
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