Shubhi saw a beautiful ring which was made of Electrum. Electrum is an alloy of gold and silver with a small amount of other metals and is white in colour. The ratio of gold and silver in a sample of electrum is 9:7.If the weight of the silver in that sample of alloy is 9.8 kg. Then, what is the weight of the gold in the alloy?
a) 11.2 kg
b) 8.8 kg
c) 10.5 kg
d) 12.6 kg
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D is correct answer...
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OPTION :- D
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