In a partnership, A, B and C invest capitals in the ratio 3 : 4 : 5. If the time periods of their investments are in the ratio 5 : 6 : 7, what is the ratio of their profits?
In a partnership, A, B, and C invest capitals in the ratio 3 : 4 : 5. If their time of investment is in the ratio 2 : 3 : 1, find the ratio of their profits.