X, Y & Z are partners sharing profits in ratio of 2:2:1. A new partner D is admitted in the firm for 1/6th share of profit. What will be the sacrificing ratio?

2:2:1

The correct answer is option 3- 2:2:1.

If sacrificing ratio is not given and new ratio is also not given, then the sacrificing ratio will be the same as old ratio. So, the sacrificing ratio is 2:2:1.