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Two standard 6-sided dice are rolled. What is the probability that the sum rolled is a perfect square?

 Apr 9, 2015

Best Answer 

 #3
avatar+709 
+5

DANGIT CPHILL... (always proves me wrong)

 Apr 9, 2015
 #1
avatar+709 
+5

2/36 (I think.)

 Apr 9, 2015
 #2
avatar+129899 
+6

The possible numbers when two dice are rolled is 2 - 12, inclusive

Of these, only  4 and 9 are perfect squares

The probability that  4 is rolled is 3/36 

The probabilty tht a 9 is rolled is 4/36 

So P(4 or 9)  =

3/36 + 4/36 =

7/36

 

  

 Apr 9, 2015
 #3
avatar+709 
+5
Best Answer

DANGIT CPHILL... (always proves me wrong)

GenericUsernameHere Apr 9, 2015
 #4
avatar+129899 
+1

Ah.....don't worry GUH!!.....I gave you points, anyway.....I'm not often correct on these probability questions....!!!!

 Apr 9, 2015
 #5
avatar
+1

it is 7/36 because i tried it on aops.

 Aug 9, 2016

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