Maths Puzzles Quiz Questions

9. Which number is missing from the web?
 
Answer
10
The numbers in the top half of the outer ring are written in reverse order plus 1 in the inner ring and vice versa.
10. Which number continues the sequence?
 
Answer
23
As you go down, numbers increases by 2, 4, 6 and 8.
12345

Page 5 of 5