The content of lead in an ore is 25%. What

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The content of lead in an ore is 25%. What

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03-23-2008, 07:19 PM

Lucy

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Join Date: Feb 2008

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The content of lead in an ore is 25%. What

The content of lead in an ore is 25%. What amount of ore will be needed to get 80 kgs. of lead?

(a) 400 kg
(b) 200 kg
(c) 500 kg
(d) 320 kg

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