Source: GMAT Paper Tests
If \(n\) is an integer between \(10\) and \(99\). Is \(n < 80\)?
1) The sum of the two digits of \(n\) is a prime number.
2) Each of the two digits of \(n\) is a prime number.
The OA is B
If \(n\) is an integer between \(10\) and \(99\). Is \(n<
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