Multiple Choice Question

Started by SilverNinja mapper
12/11/2011 12:00
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SilverNinja mapper12/11/2011 12:00

If you choose an answer to this question at random, what is the chance that it will be correct?

A) 25%
B) 50%
C) 0%
D) 25%

zuveeh moviemaker12/11/2011 12:19(edited 12/11/2011 12:39)

Trick question? Seems like a paradox

g0zirecord holder12/11/2011 12:19(edited 12/11/2011 12:20)

25% or 1/4

Puppey12/11/2011 12:30(edited 12/11/2011 12:32)

b or 50%

SilverNinja mapper12/11/2011 12:38

Originally posted by g0zi
25% or 1/4

So is your answer A or D?

Originally posted by Puppey
b or 50%

If B is correct, then wouldn't you have a 25% chance of being correct?

memekrecord holder12/11/2011 12:54

A or D, but my answer is 25%.

SilverNinja mapper12/11/2011 12:58(edited 12/11/2011 13:18)

Originally posted by memek
A or D, but my answer is 25%.

If A and D are both correct, then wouldn't you have a 50% of being correct?

Jonde12/11/2011 13:00

33%

SilverNinja mapper12/11/2011 13:08

Originally posted by Jonde
33%

You must choose between these 4 answers:

A) 25%
B) 50%
C) 0%
D) 25%

finzer12/11/2011 13:17(edited 12/11/2011 14:07)

if there is a real answer, it'd be B) 50%

EDIT : i mean real cuz : if you choose 25%, then you've 50% of being correct (so its not 25%)
if you choose 50%, then you've 25% chance of being correct(so it's not 50%)
if you choose 0%, then you've 25% chance of being correct(so it's not 0%)

BUT, the thing, imo, is how randombly you choose+the fact that 25% is given twice as a answer. so it just can't be 0%, therefore you'll have to choose between two answers, instead of four : that's why i think 50% is the "correct" answer.

actepukc^12/11/2011 13:57(edited 12/11/2011 13:57)

My answer is 25%

KooleN12/11/2011 14:24(edited 12/11/2011 14:25)

50%, because there is 2 choice of 25%. so it split into 50% and 0%, two choices left, 50% and 0%, and obviously 50% because half of 2 would be 1, I guess... so B is the correct answer, bai.

itachi^12/11/2011 14:51

roughly Russell's Paradox that is!

b is le correct answer

akkord mapper12/11/2011 15:16

silverninja i think you watched the movie about vegas and cards too much

SilverNinja mapper12/11/2011 15:39

The question I have proposed has no relation to the Monty Hall problem, which was addressed in the movie 21. However, I will continue to watch this movie until I become a master blackjack player capable of jacking blacks' masters for all they're worth.

Dragon12/11/2011 15:46

Nice paradox. How about this one : What would happen if Pinocchio said : My nose will grow. Think about it.

SilverNinja mapper12/11/2011 15:53

Pinocchio affirming his nose will grow yields no immediate result, since it is a true statement. His nose will, indeed, grow immediately following his next lie.

Dragon12/11/2011 16:16(edited 12/11/2011 16:17)

Ok let's put it this way : what if he said "my nose will grow after finishing this sentence"

Nikša Jovanovic12/11/2011 16:26(edited 12/11/2011 16:27)

His nose will grow only when he lies.
So if he said "my nose will grow if I lie" wich is true then his nose would not be increased.
But in your question he said "My nose will grow." wich is pointed to nothing then his nose would actually increase. That's my thought.

Edit: 2nd qustion:
His nose will not increase.

SilverNinja mapper12/11/2011 16:27

Originally posted by Dragon
Ok let's put it this way : what if he said "my nose will grow after finishing this sentence"

There is no period to indicate the end of the sentence. This allows Pinocchio to continue adding to the sentence and introducing a lie before he completes the sentence, which justifies the growing of his nose.

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