Question Paper from: IBPS RRB PO Mains 2017

In one litre of mixture of alcohol and water, 30% is water. The amount of alcohol that must be added to the mixture, so that the part of water in the mixture becomes 15%, is:

1:
1000 ml
2:
700 ml
3:
700 ml
4:
900 ml
5:
None of these
Solution:
Chapter Name: Alligation and Mixture

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IBPS RRB PO Mains 2017

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