the ratio of copper and silver in an alloy is 7:10 if the weight of the copper in the alloy is 1.4 kg find the weight of silver
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1
Answer:
bro answer is given in the pic ok
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2
Answer:
2 kg
Let the weight of silver be X kg ,then,
According to question,
copper : silver = 7 : 10
1.4/ X = 7/10
(1.4×10)÷7 = X
14/7=X
X=2
therefore,2kg is the answer.
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