All alloy contains 40% of silver. 30% of copper and 30% of n

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M: +2.00/-0.50

All alloy contains 40% of silver. 30% of copper and 30% of nickel. How much silver (in kg) should be added to 15 kg of the alloy so that lhe new alloy contains 50% of silver?

[SSC CGL 11th April 2022 Shift-2 With Answers]

A

5

B

10

C

12

D

20

EXPLANATION

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