The ratio of zinc and copper is an alloy is 7:9. If the weight of copper in the alloy is 11.7 kg. Find the weight of zinc in it.
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zinc : copper = 7:9
zinc/11.7 = 7/9
zinc = 11.7(7/9)
11.7 × 7/9
=9.1 kg
janvikalra:
Thank you for your. answer.
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