Puzzleup 2019 (16) DOLLING A DIE - 拼圖
By Caroline
at 2019-11-07T11:31
at 2019-11-07T11:31
Table of Contents
題目網址: http://www.puzzleup.com/2019/
http://www.puzzleup.com/2019/puzzle/?16
答題時限: 11月7日7PM-比賽結束
加分時限: 11月7日7PM-11月13日6:59PM
答對可得基本分100分。答案可上傳5次,每改1次答案從基本分扣20分。
比賽期間內可隨時上傳答案,加分時限內答對第n天加(6-n)分
另依題目的難易有額外加分(如有80%的人這題答錯,答對者加80分)
◆DOLLING A DIE
You roll a standard die 5 times. What is the probability that the sum of
the numbers in 5 throws is divisible by 5?
Enter your answer as a simplified fraction. Example:12/23
你丟一個標準骰子五次。問這五次點數的總和能被5整除的機率?
以最簡分數回答。如:12/23
--
http://www.puzzleup.com/2019/puzzle/?16
答題時限: 11月7日7PM-比賽結束
加分時限: 11月7日7PM-11月13日6:59PM
答對可得基本分100分。答案可上傳5次,每改1次答案從基本分扣20分。
比賽期間內可隨時上傳答案,加分時限內答對第n天加(6-n)分
另依題目的難易有額外加分(如有80%的人這題答錯,答對者加80分)
◆DOLLING A DIE
You roll a standard die 5 times. What is the probability that the sum of
the numbers in 5 throws is divisible by 5?
Enter your answer as a simplified fraction. Example:12/23
你丟一個標準骰子五次。問這五次點數的總和能被5整除的機率?
以最簡分數回答。如:12/23
--
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