Press "Enter" to skip to content
GMAT Club

GMAT Question of the Day (Jan 13): Combinations and Sentence Correction

dzyubam 0

Math (PS)

4 professors and 6 students are being considered for membership on a supervisory committee which must consist of 3 people. In how many ways can this committee be formed if it has to include at least 1 professor?

(A) 36
(B) 60
(C) 72
(D) 80
(E) 100

GMAT Daily Deals
  • e-GMAT, verbal for non-natives. Sign up thru GC to save! Sign up through GC to save!
  • Save 50% on Magoosh courses, an online GMAT Prep company when you sign up through GMAT Club. Learn more!
  • FREE B-School Cheat Sheets from Precision Essay for top MBA programs such as Harvard, Stanford, and Wharton. Download now!

Verbal (SC)

Rivaling the pyramids of Egypt or even the ancient cities of the Maya as an achievement, the army of terra-cotta warriors created to protect Qin Shi Huang, China’s first emperor, in his afterlife is more than 2,000 years old and took 700,000 artisans more than 36 years to complete them.

(A) took 700,000 artisans more than 36 years to complete them
(B) took 700,000 artisans more than 36 years to complete it
(C) took 700,000 artisans more than 36 years to complete
(D) 700,000 artisans took more than 36 years to complete
(E) to complete them too 700,000 artisans more than 36 years

Answers to the questions: E, C
For explanations please see these threads: math and verbal

Like these questions? Get the GMAT Club question collection: online at GMAT Club OR on your Kindle OR on your iPhone/iPad