OG questions are very clear..

so, I guess we won't face this kind of questions in the gmat exam.

In Egon Schiele's portraits, the subject, often his closest friends and relatives, tend to be vividly but disturbingly portrayed.

the subject... tend ( am i depicting the subject and verb properly )

please someone explain

doubt clarification on comparisons

In fact, most of creative professionals are less skilled in business than is the average white-collar professional the above sentence is correct but, how about the following sentence?: In fact, most of creative professionals are less skilled in business than the average white-collar professional is ...

what is the conclusion? Bold face CR

(The president’s nominees to federal circuit courts have been judged conservative for their stands on hot-button issues.) But a review of their financial disclosure forms and Senate questionnaires reveals that the nominees are more notable for their close ties to corporate and economic interests, es...

verb tense

In 1860, the Philological Society launched its effort to create a dictionary more comprehensive than the world had ever seen; although the project would take more than 60 years to complete, the Oxford English Dictionary had been born. would take more than 60 years to complete, the Oxford English Dic...

gmat prep sc

Although the turtle has been toothless for more than 150 million years, in some contemporary turtle species the moderately sharp and jagged edges of their horny jaws function for teeth. A) their horny jaws function for teeth B) its horny jaws function for teeth C) its horny jaws function as do teeth...

IMO C

my bad.. sorry that is fine and coarse aggregates..

and is required.. D is my new pick