Three partners Ramesh, Suresh and Mahesh shared the profit in a business in the ratio 5 : 4 : 7 respectively, they invested the money for 10 months, 8 months and 6 months respectively then ratio of their investment is :
1
5 : 3 : 3
2
3 : 3 : 7
3
5 : 4 : 7
4
4 : 5 : 3