Some equations are solved on the basis of a certain system. On the same basis, find out the correct answer from amongst the four alternatives for the unsolved equation. 5 + 3 + 7 = 573; 6 + 3 + 9 = 693; 6 + 4 + 8 = 684; 9 + 4 + 5 = ? |
594 459 945 954 |
954 |