Facebook: 25 racehorses, no stopwatch, five tracks. Figure out the top three fastest horses in the fewest number of races.
臉譜網：25匹賽馬；沒有秒錶；5條跑道。透過多少場比賽（最少）才能計算出跑得最快的前三匹馬
Citigroup: What is your strategy at table tennis?
花旗集團：你玩乒乓球的'戰術是什麼？
Google: You are climbing a staircase. Each time you can either take one step or two. The staircase has n steps. In how many distinct ways can you climb the staircase?
谷歌：設想一下你現在在爬樓梯，每一次你可以一次性登上一級或者兩級臺階。樓梯的臺階有N個。請問，你有多少種直接方法可以爬到樓梯的最高處？
Gryphon Scientific: How many cocktail umbrellas are there in a given time in the United States?
Gryphon科技：全美的雞尾酒裏面配有多少把小花雨傘呢？
Enterprise Rent-A-Car: Would you be okay hearing no from seven out of 10 customers?
出租汽車公司Rent-A-Car：你可以接受10個客戶中有7個人對你說“不”麼 ？
Towers Watson: Estimate how many planes are there in the sky.
韜睿惠悅：天上的飛機究竟有多少個呢？
Pottery Barn: If I was a genie and could give you your dream job, what and where would it be?
家居用品陶瓷穀倉：設想如果我是一個天才，我能給於你理想的工作，工作會是什麼？工作會在哪裏？
Kiewit Corp: What did you play with as a child?
Kiewit Corp：你還是小孩的的時候，你是怎麼樣玩耍的？