The trainer commanded the cadet that he performs the drill. : IncorrectThe trainer commanded the cadet that he perform the drill. : Correct
A subjunctive mood construction - (subject + bossy verb + that + base form of verb)
A fraction will terminate if its denominator has no prime factor other than 2 or 5.
17/160Prime factors of "160" are "2" and "5". So, this fraction WILL terminate.
13/480One of the prime factors of "480" is "3".So, this will NOT terminate.
Schedule your GMAT (only) once you get your target score on 3 consecutive mocks!
In DS, when you are able to solve "too easily", you are probably missing a trap.
Q. Which integer is the highest common factor of four positive integers A, B, C, and D?(1) A= 27, B=49.
Unlike what many students will think, this statement is "Sufficient". Because no matter what "C" and "D" are, if HCF of "A" and "B" is 1, the answer is going to be "1".
Spot the error: Teacher taught that the Earth revolved around the sun.
"revolved" is not correct. It must be "revolves".(Universal truths are always conveyed in simple present tense).
Approach for CR boldface questions:
Step 1: Identify the conclusion.Step 2: Link the bold part(s) with the conclusion.Step 3: Know what to expect from the correct answer choice.Step 4: Eliminate four choices.
Profit = Selling Price – Cost Price
Profit Percentage = (Profit / Cost Price) x 100
Profit Margin = (Profit / Selling Price) x 100
Don't exhaust official material early- it's a common mistake.Save it for the last few weeks.
"Generalization"- The fallacy of making a claim on evidence that is too small.
A favorite GMAT CR fallacy.
Example: At 90, Mr McGill drinks sweetened soda every day and yet, maintains good health. The elderly can, therefore, have sweetened soda every day and, yet, maintain good health.
60% of the learning comes from analyzing mistakes!
1-week gap in prep hurts your progress by 3-weeks.
"Incorrect Analogy"- The fallacy of drawing comparison between dissimilar entities.Or, without establishing similarity.
A favorite GMAT CR fallacy.
Example: Country X increased import tariffs and achieved good results; country Y must increase import tariffs.
120
Commas cannot join two independent clauses.Incorrect: Amy sings, she enjoys it.Correct: Amy sings; she enjoys it.Correct: Amy sings, and she enjoys it.
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