RE: Maths Brain Teasers 92 :: Can You Find - What Should Replace The Question Mark?
You are viewing a single comment's thread:
55
11+12+13+14+15/5 = 13
21+22+23+24+25/5 = 23
31+32+33+34+35/5 = 33
41+42+43+44+45/5 = 43
51+52+53+54+55/5 = 53
Well that is how I came up with 55.
0
0
0.000
0 comments