Puzzles Odd One Out Test Questions

7. Which is the odd one out?
  What is the next number?
Answer
Ans = F .
A and G are the same, as are B and E, and C and D.
8. Which number is the odd one out?
  What is the next number?
Answer
Ans = 683.
In the other numbers add the first and last digits to arrive at the middle digit.
123456789101112131415


Page 4 of 15