The income of the Ramesh and Rk is in the ratio 2 : 5. The net expenditure of Ramesh is 60% of what Rk spends. If the net savings with the Ramesh at the end of the year is one-fourth of his income, find the ratio of savings of Ramesh and Rk.
1
5 : 1
2
7 : 2
3
1 : 5
4
2 : 7