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HMMT 二月 2001 · ADV 赛 · 第 7 题

HMMT February 2001 — ADV Round — Problem 7

专题
Discrete Math / 离散数学
难度
L3
来源
HMMT

题目详情

  1. Order these four numbers from least to greatest: 5 , 10 , 17 , 31 . x y z z
解析
  1. Order these four numbers from least to greatest: 5 , 10 , 17 , 31 . 51 51 102 34 35 35 28 28 28 56 Solution: 10 > 9 = 3 = 27 > 17 > 16 = 32 > 31 > 25 = 5 , so the 56 28 35 51 ordering is 5 , 31 , 17 , 10 . x y z z