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A radioactive nucleus n 2 has 3 times the decay constant as compared to the decay constant of another radioactive nucleus n 1 . If initial number of both nuclei are the same, what is the ratio of number of nuclei of n 2 to the number of nuclei of n 1 , after one half-life of n 1 ?

1. 1/4
2. 1/8
3. 4
4. 8

Correct answer: 1/4

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