Logic Puzzles Questions and Answers

31. What number should replace the question mark?
  What is the next number?
Answer
Ans = 10.
So the total of each line across, down and corner to corner is 30.
32. What comes next?
  What is the next number?
Answer
Ans = 917.
4 + 5 = 9 and 8 + 9 = 17.