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Semicolons are used for joining two independent clausesAmy sings; she enjoys it. - Correct!
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".
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.
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)
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".
Cyclic Quadrilateral
All its four vertices lie on a circle.
Sum of the diagonally opposite angles is 180 degrees.
Be cautious when you see "numbers" in CR questions.- Often, the key to solving the question lies in those numbers.
"Confusing-correlation-with-causation"
A favorite GMAT CR fallacy.
Example: Grandma sneezed, so a tornado hit Nebraska.
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Don't exhaust official material early- it's a common mistake.Save it for the last few weeks.
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.
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Understanding the "intended meaning" is the key to solving SC questions.
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