Q 1: Find the missing number: 15  ? = 9 Answer:

Q 2: Find the missing number: 20  ? = 20 Answer:

Q 3: Find the missing number: 16  ? = 16 Answer:

Q 4: Find the missing number: 16  ? = 7 Answer:

Q 5: Find the missing number: 19  ? = 2 Answer:

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