Art of Problem Solving

2019 AMC 12B Problems/Problem 2: Difference between revisions

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==Problem==
#REDIRECT[[2019_AMC_10B_Problems/Problem_2]]
If n is not a prime than (n-2) must be a prime. Which of the following choices provide a counter example for this statement?
 
==Solution==
 
answer should be 27 (SuperWill)
 
==See Also==
{{AMC12 box|year=2019|ab=B|num-b=1|num-a=3}}
{{MAA Notice}}

Latest revision as of 12:20, 14 February 2019