Three friends A, B, and C invested some money in a business for 6 months, 8 months, and 12 months. After 2 years they all received the same amount of profit share. What was the ratio of the investment amount of them?
1
2 : 3 : 5
2
1 : 2 : 4
3
4 : 3 : 2
4
4 : 5 : 3