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swagnik

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find x in each of the followig.1)12:x= x:48 2)12:21::8:x Q2)find the mean proportional between: 1)12 and 27 2) 5 and 45 3) 4 and
1. 1 answer
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The ratio of zinc and copper in an alloy is 7:9. if the weight of copper in the alloy is 11.7 kg, find the weight of zinc in
1. 3 answers
2. 2,176 views