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8 votes
8 votes
set M below consist of the positive even integer less than or equal to 20. M = 2,4,6,8,10,12,14,16,18,20 . if a number from set M is selected at a 4random, what is the probability that the number selected will be A factor of 12

User Danny King
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1 Answer

10 votes
10 votes

the set consist totally 10 numbers,p(s)=numbers divided by 12/total number


\text{total number of factors os 12 is 4}
so,(4)/(20)=0.2

User Dividius
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