Hi, I'm Shamsuddin from Kuala Lumpur. It's nice to know that Jason1990 has received his PhD in Mathematics. I wonder how long the dissertation was. Is it less...
Same thing here.. During my college years, i was enrolled in a BS Physics program, shifted to Electronics and Communications Engineering, and graduated with a...
That's cool. A Masters degree in Computer Science is great. Unfortunately, I had to depend on someone to develop my online questionnaire and he was too slow....
I think the answer is 44. You see, there are 11 times in a 12 hour period when the hands line up. A little over 15 minutes after and before such times is...
So my question is, how many times in a twenty-four hour period are ... Id guess 48 times in a twenty-four hour period time that the hands of a clock are at...
To elaborate: The two hands coincide every 12/11 hours. In 24 hours, this happens 22 times. A little over 15 minutes after, and before each of these times,...
I've been very lazy and not tried to solve this formally. Probably beyond me anyway. But if the hands coincide precisely 11 times in 12 hours then they are...
Does anyone know why 150+ new members suddenly joined? Letterman-style top-ten list of reasons: 10. We got /.-ed 9. Typo diverts users from adult website 8....
I JUST WONTED TO RIGHT THE ANSWER IS 48 LET ME EXPLAIN THE CLOCK IS 90 DEGREE ANGEL AT 3:00,3:30,9:00 AND 9:30 SO IT CAN GO 90 DEGREE ANGLE 4 TIMES ON AN CLOCK...
My Father gave this problem to me. He and I have been torturing math teachers with it all through high-school and college. The bad part is that it looks so...
Hmm sorry , couldnt understand what you said...... But nevertheless I'd go with your answer. 48 that is. My logic is in one hour possibilities of 90 degrees is...
Hi all, I am new to this list and Donot yet know the protocols thoroughly....so Excuse me if Anything goes wrong. Just thought of posting one Question. I...
... mod ... You know, I wonder how many other people there are on the group like me .. "older" folk who still enjoy the joy of solving pure maths, but who get...
I THINK UR ANSWER IS NEARLY WRITE BUT UNFORTUNATELY U GOT UR TIMES WRONG FOR A START BECAUSE IT IS NOT AT A RIGHT ANGLE AY 3:30 BUT SLIGHTLY PAST IT AND...
Hi, I read most of the replies for this puzzle. The answer 44 happens to be correct since I actually sat down with my wrist-watch and did the experiment. (Is...
/.-ed -> slashdoted - means a message was posted at http://www.slashdot.org which is a high traffic technology site. wiki - you can check out webopedia's...
... ground. ... I modeled the problem with a set of 11 equations in 11 unknowns and plugged it into Mathematica's NSolve[] function. Only one set of solutions...
"adh_math wrote:" ... It was highlighted by yahoo as a "recommended" back-to-school group. I'm one of the newbies. I'm a 30-something mom of 3 boys with a ...
MENTAL CALCULATION WORLD CUP 2004 EXTENDED DEADLINE: 30. 9. 2004 As the home town of the great German master of calculations Adam Ries, Annaberg-Buchholz...
hi there guys! if you were wondering why there was a sudden rush of new members, yahoo groups put the group on the back-to-school favorites list. btw, i am...
I got about the same thing: Suppose the distances of the intersection point from either side of the alley are b1,b2 and a=b1+b2 is the total width. If the top...
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