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Alex makes the 2400 roll. Approximately how many times she should get a four with a normal dice

 May 12, 2015

Best Answer 

 #3
avatar+118677 
+5

MG

The answer is 400.      NOT 1/6

 May 12, 2015
 #1
avatar+223 
+5

The propability to get one specifik number with a dice is   $${\mathtt{P}} = {\frac{{\mathtt{1}}}{{\mathtt{6}}}}$$   because there is one specifik number out of 6 possible. the propability for even numbers is 3/6 because there is 3 "whished" numbers outof 6 possible.

However, if you roll the dice 2400 we can expect that 1/6 of all rolls would be  a four.

So you just multiplie 2400 with 1/6.

I hope you find this helpfull! :)

 May 12, 2015
 #2
avatar+4711 
+5

$$\\\\$Yes HeadingNorth is right$\\\\
\\\frac{1}{6}\;is\;the\;answer\;\mathbf{simplified}\\\\
\\$To be precise, 6\times400=2400 and 1\times400=400$\\
\\$So\; \frac{400}{2400}$$

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 May 12, 2015
 #3
avatar+118677 
+5
Best Answer

MG

The answer is 400.      NOT 1/6

Melody May 12, 2015
 #4
avatar+4711 
0

Yeah i know?

 

Isn't what i said right?

 

HeadingNorth said it simplified so i made the answer more specific ( 400 ) .

 May 12, 2015
 #5
avatar+118677 
0

Hi MG

Maybe I just misunderstood what you meant - you have to be very precise in mathematics :)

 May 12, 2015

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