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 6 Find the Missing Number In this table, each row across follows the same pattern of numbers. See if you can discern the pattern and fill in the missing number in the bottom row. 7 4 8 3 9 7 6 5 10 ? ... Submitted by Ravi Doable 6.0 4 The Middle of Nowhere What is in the middle of "nowhere"? The answer is indisputable, and not based on some philosophy. Submitted by Aakash Easy 2.4 4 Attic Light Switch A downstairs panel contains three on-off switches. One of them controls the lamp in your attic. Using only ONE trip up to the attic, how do you determine which switch controls the lamp? Submitted by Aakash Doable 4.7 5 Clock Hands - Google Interview Question How many degrees are there in the angle between the hour and minute hands of a clock when the time is a quarter past three? Submitted by Valentin Doable 3.5 6 Salary Three coworkers would like to know their average salary. how can they do it, without disclosing their own salaries. Submitted by Aakash Doable 6.0 7 Tea and Wine You take a spoon of wine from a barrel of wine and put it into your cup of tea. Then you return a spoon of the (non-uniform) mixture of tea and wine from your cup and put it in the barrel. Now you ha ... Submitted by Ravi Doable 4.7 4 Balloon Business You’re sitting in a stationary car. There’s a helium balloon tied to its floor. You accelerate and, obviously feel like you’re being pushed backwards (against the direction of your acceleration). W ... Submitted by Valentin Doable 4.0 2 Nice to meet you At a secret meeting, everyone shakes hands exactly once with every other person present. Altogether there are forty-five handshakes. How many people attended the meeting? Submitted by Ravi Easy 2.9 4 Time To Fuse You have a string-like fuse that burns in exactly one minute. The fuse is inhomogeneous, and it may burn slowly at first, then quickly, then slowly, and so on. You have a match, and no watch. How do ... Submitted by Valentin Doable 4.5 4 Boys and Girls To help solve an acute national over-population problem, a government issues a radical decree that families must stop having children as soon as they have had one son. After a while, there are some ... Submitted by Aakash Doable 5.0 7 Bug's Eye You are a bug sitting in one corner of a cubic room. You wish to walk (not fly) to the extreme opposite corner – the corner furthest from you. Describe the shortest path that you can walk. Submitted by Ravi Doable 3.8 11 Measuring Up You have a 3 and a 5 litre water container, each container has no markings except for that which gives you its total volume. You also have a running tap. You must use the containers and the tap in su ... Submitted by Ravi Easy 3.1 4 Don't Hang Yourself A fool wants to tie a rope around the earth. So he buys a rope of 40,000 KM and ties it around the world. His neighbour, also a fool, wants to do the same only he wants the rope on sticks 1 meter abo ... Submitted by Valentin Easy 3.1 1 Random Puzzle Here’s something I heard from a friend, I thought it was appropriate. What do you call a 4 foot tall fortune teller who is wanted by the law? Good luck. Submitted by Ravi Hard 7.3 1 Parodoxical Statements from Life Nobody goes to that restaurant; it’s too crowded. Don’t go near the water ’til you have learned how to swim. The man who wrote such a stupid sentence can not write at all. If you get this messa ... Submitted by Ravi Doable 5.2