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The ratio between the weights of gold and silver in an alloy is 17 : 3. If the weight of silver in the alloy is 2.7 gm, find the weight of gold in the alloy?
- A12.6 gm
- B15.3 gm
- C18 gm
- D21.2 gm
Answer not set
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Let the weights of gold and silver in an alloy be 17x and 3x respectively
Weight of silver in the alloy = 2.7 gm
⇒ 3x = 2.7
⇒ x = 0.9 gm
Weight of gold in the alloy = 17× 0.9 = 15.3 gm
Weight of silver in the alloy = 2.7 gm
⇒ 3x = 2.7
⇒ x = 0.9 gm
Weight of gold in the alloy = 17× 0.9 = 15.3 gm