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The ratio of gold and silver in an alloy is 7 : 3 respectively. If the weight of the gold in the alloy is 61.6 gm. Find the weight of silver in the alloy.1. 13.2 gm2. 20.0 gm3. 26.4 gm4. 22.4 gm |
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Answer» Correct Answer - Option 3 : 26.4 gm Given: The ratio of gold and silver in an alloy = 7 ∶ 3 The weight of the gold in the alloy = 61.6 gm Calculations: The weight of silver in the alloy = (61.6/7) × 3 = 8.8 × 3 = 26.4 gm ∴ The weight of silver in the alloy is 26.4 gm. |
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