Data Sufficiency Squared

QOD2015_0306
GMAT Sentence Correction
March 6, 2015
QOD2015_0313
Looking into the future on GMAT Sentence Correction
March 13, 2015
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Data Sufficiency Squared

QOD2015_0309
Explanation
Statement (1) Both q = 1 and q = 4 satisfy this statement, so this statement is insufficient.

The correct answer would be among B/C/E.

Statement (2) Since q is a positive integer, the only solution for q is q = 1. This statement is sufficient.

The correct choice is B.