Given the sequence of numbers 2, 3, 5, 9, 17. In two minutes, can you find the pattern of this sequence and fill in the missing number in the question mark?
Question 1:
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Question 2: Of the three boxes, which one is the heaviest?
>> Answer
Question 3: Fill in the appropriate number in the question mark.
>> Answer
Question 4: You need to create two squares with only two moves of the matchstick.
>> Answer
Question 5: Mentally calculate the result of the following calculation.
>> Answer
According to
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