If 879 = 8, 625 =1, 586 = 9 then 785 =?
Options:
1. 6
2. 7
3. 8
4. 9
Answer: 6
879 = 9 + 7 - 8 = 8
625 = 5 + 2 - 6 = 1
586 = 6 + 8 - 5 = 9
Similarly, 785 = 5 + 8 - 7 = 6
Options:
1. 6
2. 7
3. 8
4. 9
Answer: 6
879 = 9 + 7 - 8 = 8
625 = 5 + 2 - 6 = 1
586 = 6 + 8 - 5 = 9
Similarly, 785 = 5 + 8 - 7 = 6