Facebook: 25 racehorses, no stopwatch, five tracks. Figure out the top three fastest horses in the fewest number of races.
脸谱网：25匹赛马；没有秒表；5条跑道。通过多少场比赛（最少）才能计算出跑得最快的前三匹马
Citigroup: What is your strategy at table tennis?
花旗集团：你玩乒乓球的'战术是什么？
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：设想一下你现在在爬楼梯，每一次你可以一次性登上一级或者两级台阶。楼梯的台阶有N个。请问，你有多少种直接方法可以爬到楼梯的最高处？
Gryphon Scientific: How many cocktail umbrellas are there in a given time in the United States?
Gryphon科技：全美的鸡尾酒里面配有多少把小花雨伞呢？
Enterprise Rent-A-Car: Would you be okay hearing no from seven out of 10 customers?
出租汽车公司Rent-A-Car：你可以接受10个客户中有7个人对你说“不”么 ？
Towers Watson: Estimate how many planes are there in the sky.
韬睿惠悦：天上的飞机究竟有多少个呢？
Pottery Barn: If I was a genie and could give you your dream job, what and where would it be?
家居用品陶瓷谷仓：设想如果我是一个天才，我能给于你理想的工作，工作会是什么？工作会在哪里？
Kiewit Corp: What did you play with as a child?
Kiewit Corp：你还是小孩的的时候，你是怎么样玩耍的？
