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Would the answer be 31 or 16?

Would the answer be 31 or 16?-example-1

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32/2= 16 games the first round

then you have 16 teams left

16/2 = 8 games the second round

8/2 =4 teams left

4/2 =2 games the 3rd round

then you have 2 teams left, so 1 game in the fourth round

so 16 +8 +4 +2 +1 = 31 games

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