The Intruder
Which
number does not belong?
1. 681751
2.
752944
3.
803842
4.
832459
5.
971186
Answer:
#2
The middle number is obtained by
subtracting the two first digits and the last two digits.
1- 681751 : 68 - 51 =17
2- 752944 : 75 - 44 = 31 not 29
3- 803842 : 80 - 42 = 38
4- 832459 : 83 - 59 = 24
5- 971186 : 97 - 86 = 11
