Q. Type the missing number in this sequence:40,31,22,13,_
Identify Pattern: Identify the pattern in the sequence.We notice that each number is decreasing by 9.40−9=3131−9=2222−9=13
Apply Pattern: Apply the pattern to find the missing number.We subtract 9 from the last known number in the sequence.13−9=4
Verify Consistency: Verify the pattern by checking if the sequence is consistent.The sequence with the missing number filled in is 40,31,22,13,4. Each term decreases by 9, which is consistent with the pattern we identified.