Brain Teasers
Can You Figure Out The ?
Consider the following. What is the number that fits in the "?"
8809=6
1234=1
5482=3
8805=5
7777=0
6363=2
2172=0
4141=2
8523=2
1257=0
2581=?
8809=6
1234=1
5482=3
8805=5
7777=0
6363=2
2172=0
4141=2
8523=2
1257=0
2581=?
Hint
The hint is closed...Answer
2581=2Each number's answer is calculated by the number of closed loops/sections in all the numbers.
The hint talks about 'closed' sections of the numbers".
1=0
2=0
3=0
4=1
5=0
6=1
7=0
8=2
9=1
0=1
Hide Hint Show Hint Hide Answer Show Answer
What Next?
View a Similar Brain Teaser...
If you become a registered user you can vote on this brain teaser, keep track of which ones you have seen, and even make your own.
Solve a Puzzle
Comments hidden to avoid spoilers.
Follow Braingle!