Question 58
A metal is made of Copper, Zinc and Lead which were in the ratio of $$13 : 6 : 1$$. The mass of Zinc is 90 kg. What is the mass of copper in the metal?
Solution
Ratio of Copper, Zinc and Lead = $$13 : 6 : 1$$
Also, mass of Zinc = 90 kg
=> Mass of copper = $$\frac{13}{6}\times90=195$$ kg
=> Ans - (D)
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