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More ways to get Braingle...

Buttons, Buttons...

Probability puzzles require you to weigh all the possibilities and pick the most likely outcome.

 

Puzzle ID:#36645
Fun:*** (2.17)
Difficulty:* (0.93)
Category:Probability
Submitted By:eagle_gurlAus****

 

 

 



Nicole finds 27 buttons on the ground that are black. She adds them to her collection of 4 blue buttons, 3 black buttons, 13 white buttons, and 3 red buttons. What is the probability that Nicole will draw a black button out of the container that holds all of her buttons?




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Comments

flamingdragonAus*
May 16, 2007

Just like in seventh or sixth grade. ahh..good times, good times.
nerdyiscool*us*
May 16, 2007

that was like fifth for me. and good times? Not so much... I...strongly disliked fifth grade math. (Ppl I know irl will get this. Oh, joy!)
neptune9999Aca
May 16, 2007

I'm actually in 6th grade. We just learned equivalent fractions.
kronichoney_420Aus*
May 16, 2007

I'm a little confused, could someone send me a message with how to do the equation for ratios?
tngurlAus*
May 18, 2007

Very fun!!
SummerBoysL0veAus**
May 19, 2007

dang. that one was really easy. i knew how to do that. ha ha. too easy
jamesbondAsg*
Jun 06, 2007

very easy...
well tried all the same
flowergirl1219Aus**
Jun 27, 2007

E-Z

P.S. don't forget to send me a message saying what subject you want me to make a quiz on!!!!
spinnercatAus*
Jul 24, 2007

too easy
rehtaehAau*
Jul 28, 2007

Too Easy
eagle_gurlAus*
Aug 13, 2007

they dont all have to be hard you know....i used to come on here all the time when i was younger and get frustrated because i couldnt find any easy ones to do
974999gecAus*
Oct 26, 2007

Nice teaser. I enjoyed it.
974999gecAus*
Oct 26, 2007

Nice teaser. I enjoyed it.
KeikoAus
Nov 05, 2007

nice teaser!!!
AndrewWalkerAfi*
Dec 12, 2007

EASY!
Holoten*
Feb 07, 2008

I thought it was 27/50
brain23tus*
Mar 07, 2008

I thought it was 30/53. Well, I was close!
jsdodgersAus*
Apr 03, 2008

WAY too easy. That is like 3rd grade math.
Quickq*en*
Aug 02, 2008

Too easy.
The teaser is just simple adding followed by VERY simple divisions.
brain23tus*
Oct 25, 2008

Well maybe like 4th grade math or so...and plus, they don't all have to be hard...this one was really easy for me. How did it involve division?
mathisnice*us*
Jan 17, 2010

I should have gotten that one! I went to fast, and didn't see the 3 extra black buttons!
JayoAie*
Apr 27, 2011

Cute teaser!



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