We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
139
1
avatar+389 

What is the probability that the outcome of the roll is an even sum or a sum that is a multiple of 3?

 

 May 28, 2018
 #1
avatar
+1

All EVEN sums =
2=1/36
4 =3/36
6=5/36
8=5/36
10=3/36
12=1/36
Add up all the probabilities and you get: 18/36 = 1/2
All multiples of 3=
3=2/36
6=5/36
9=4/36
12=1/36
Add up all the probabilities and you get =12/36 = 1/3

 May 29, 2018

9 Online Users

avatar
avatar
avatar