kapross123 wrote:
I have found several errors so far in the OG 2017 version. Very frustrating.
One question I have is on the Diagnostic Test, #42 in the Data Sufficiency portion. The question is: "Does the integer k have at least three different positive prime factors?
1. k/15 is an integer
2. k/10 is an integer
The book says that the answer is C, both statements together are sufficient.
My question is - is 1 not a prime factor, thereby making each statement sufficient on it's own? So, the factors
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