The income of Arun is 30% more than the income of Vishnu, and the expenditure of Visnu is 33(1/3)% of that of Arun. If the expenditure of Arun is equal to 1.2 times of income of Vishnu, then what ratio of savings is between Arun and Vishnu?
1
2 : 3
2
6 : 1
3
5 : 6
4
1 : 6