Sorry to bump this old thread again. I still don't know what the correct answer means. In my opinion, the correct answer means" the personal spending double a growth rate", but how a spending that is supposed to be a number doubles a rate? Isn't it should be that the rate of personal spen...

Ironically, that's the reason why "earning" is wrong. The previous clause says that the pilot held 16 records -- a statement that's only possible if he had already finished "earning" them. So, it's logically impossible for "earning" to describe that clause. Hi Ron, Why...

Dear Ron or Tim, I'm confused why "I have higher bills than last year" is right(From Manhattan 6th edition page 101 ) and "They have to know more than now“ is wrong (from OG 42) Please help judge if the following sentences or understandings are correct. sentence 1: They have to know m...

jnelson0612 Wrote: A modifier won't refer to something in a prepositional phrase.

Sorry, Jamie, according to OG #19 (13 EDITION), this conclusion may be wrong.
the correct sentence is "The exploits of N.B, a pioneer journalist, included....."

Dear instructor,

Here is a sentence similar to an OA of OG:

[redacted]

Thank you soooo much, Ron! You not only solve my problem perfectly, but also correct my way to study SC problems.
Your vivid examples always make things easy to understand. No wonder everyone says you are the best teacher!

Dear Instructors, I saw a correct sentence is like: A cloud triggered a storm, knocking out a satellite. I think the subject of "knock out a satellite" should be storm rather than cloud. So how could "comma+ verb-ing" be used here? yes, I have anassumption that subject of "c...

Thanks for your answer. now I'm much more clear. : ) And for your advice to be an efficient judge in the beauty contest, I totally understand and am trying to be efficient in GMAT review. But as a judge I hold a few basic rules to eliminate some choices quickly... so I want to make sure those rules ...