Aman started a business with Rs. 70,000. After 6 month Rakhi joined him with Rs. 1,05,000 and Sagar joined them with 1,40,000 after another 6 month. What will be ratio of their benefits after three years?
1
7 : 6 : 10
2
12 : 15 : 16
3
42 : 45 : 56
4
Cannot be determined
5
None of the above