Recent content by Pseudopod

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    Difficult IQ Test - Answer 20 Questions and Reach 94th Percentile

    Ah of course! Very smart bicycletree!
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    Difficult IQ Test - Answer 20 Questions and Reach 94th Percentile

    Difficult "IQ" test This is a very interesting IQ test. You are basically ranked against all the others who also took the test. There are 20 questions total, but it calculates your percentile as you go. I answered all 20 this afternoon and got 94th percentile, answering 13 of the 20...
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    Undergrad Why Can One Train Start Up Faster Than the Other After Braking Nose to Nose?

    Here was my answer: The trains are carrying cargo that easily moves around. The train that stopped abruptly caused all the cargo to shift to the front of the cars. The train that stopped slowly kept even cargo. Now, the same idea: when the first train starts up the engine doesn't have to...
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    Gridlock Level 24 - Brain Teaser Challenge

    That game rules. I beat it all on normal mode, then on spinning mode racing against a friend. Fun stuff.
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    Frog Leap Puzzle - Challenge Your Logic with This Fun Game!

    Here's how I did it. Each lily pad has a number 1 to 7. So click the following frogs: 356421357642354 The main key in a puzzle like this is to get them to alternate colors. If you get two of the same color together you are stuck.
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    High School What Math Games Can Be Played with Just Pencil and Paper?

    You'll probably find this "game" really boring, but I think it's fun. Start with 1, then keep doubling the number in your head until you get too high to continue. If you have at least three people you can play this other "game" - Have a neutral person randomly pick two 4-digit numbers. Of...
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    Petals Around the Rose: Solve the Puzzle and Enjoy!

    Took me about 30 minutes. I was writing down the numbers and calculating things until I re-read the paragraph below it, then I got it immediately.
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    Graduate Truel: The Three Gentlemen Players and their Odds of Winning

    is it possible, for example, for both player 1 and player 2 to shoot at player 3?
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    The game of reverse Tic-Tac-Toe, called Eot-Cat-Cit

    I think you're right msmith
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    Why Does the Arrow Ever Reach the Target?

    Yes there is no current evidence that space or time are quantized. We don't currently know how to test it even I don't think. But when someone finally invents a theory of quantum gravity it seems to me space-time will have to be quantized. If space-time isn't quantized then all these people...
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    How Do I Apply F=ma to Solve These Physics Problems?

    For the first question: remember that f=ma. You tried to find a force by multiplying .14kg by 35m/s, which is mass times velocity, not mass times acceleration. To do f=ma you need to know the mass and the acceleration the ball undergoes. You already know the mass because it's explicity...
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    Why Does the Arrow Ever Reach the Target?

    Space is quantized so eventually it gets to the point where it can't go halfway any more and has to "make the leap"
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    Take the "Extremely Cool IQ Test" Now!

    I scored a 145 which is about average for how I do on these online type things.
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    The Hardest Logic/puzzle Question Of All Time

    If you ask all three gods one question, does that count as asking one question or three?