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An alloy of zinc and copper weights 12 and half kg. If, in the alloy, the ratio of zinc and copper is 1:4,find the weight of copper in it. |
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Answer» CU=10kg, Zn=2.5kg Step-by-step EXPLANATION: Cu+Zn=12. 5kg Zn:Cu= 1:4
Cu+Zn=12. 5
Zn=Cu÷4 =10÷4 =2.5kg |
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