Q 1: Find the missing number: 8  ? = 7 Answer:

Q 2: Find the missing number: 6  ? = 3 Answer:

Q 3: Find the missing number: 20  ? = 13 Answer:

Q 4: Find the missing number: 14  ? = 13 Answer:

Q 5: Find the missing number: 15  ? = 3 Answer:

Question 6: This question is available to subscribers only!

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

