IBPS RRB Office Assistant 13 Sep 2015 Paper

The respective ratio between two positive numbers ‘X’ and ‘Y’ is 4 : 7. Now, X is increased by 25% and 3 is added to it,. Y is doubled and 3 is added to it. The respective ratio of the resultant X and Y becomes 2 : 5. What is the original value of Y ?