Math (PS)
A perfect number is defined as one for which the sum of all the unique factors less the number itself equals to the number. For instance, 6 is a perfect number, because the factors of 6 (apart from 6 itself) are 1, 2 and 3, and . Which of the following is also a perfect number?
(A) 12
(B) 20
(C) 28
(D) 48
(E) 60
Correct Answer - C - (click and drag your mouse to see the answer)
- Veritas Prep: admissions consultants from all top 25 business schools. Save $865 exclusively via GMAT Club.
- Manhattan Review MBA Admissions Consulting: take advantage of GMAT Club's 20% savings opportunity!
- Save when you sign up for a Consulting Engagement with MBA Prep School by the end of October! Details!
- Save when you sign up for a 2-for-1 Gold Package special with MBA Admit! Special offer via GMAT Club.
Verbal (SC)
Shipwrecks are more likely to be found undisturbed at great depths than in shallow coastal waters, which exposes archaeological remains to turbulence and makes them accessible to anyone in scuba gear, whether they be archaeologist, treasure hunter, or sport diver.
(A) than in shallow coastal waters, which exposes archaeological remains to turbulence and makes them accessible to anyone in scuba gear, whether they be
(B) than in shallow coastal waters, where archaeological remains are exposed to turbulence and are accessible to anyone in scuba gear, whether
(C) as opposed to shallow waters along the coast, where archaeological remains are exposed to turbulence and accessible to anyone in scuba gear, including
(D) instead of in shallow waters along the coast, which exposes archaeological remains to turbulence and making them accessible to anyone in scuba gear, including an
(E) instead of shallow coastal waters, because it exposes archaeological remains to turbulence and make them accessible to anyone in scuba gear, whether
Correct Answer - B - (click and drag your mouse to see the answer)
Like these questions? Get the GMAT Club question collection: online at GMAT Club OR on your Kindle OR on your iPhone/iPad