In DS, an answer is achieved only when the answer is "consistent".
Q. Is X a multiple of 24?(1) X is a multiple of 6.(2) X is a multiple of 4.
X = 24 satisfies both (1) and (2), leads to "Yes".X = 12 satisfies both (1) and (2), leads to "No"."Inconsistent". Hence, insufficient. Answer is E.
Don't leave mocks for the end- it's a common mistake.Take a mock every week.
"Who" vs "Whom" on SC
"Who" is the "subject" form."Whom" is the "object" form.
The 3 key subjunctive mood constructions:
1. If + plural form of verb.If I were the Prime Minister, politics would be cleaner.
2. Subject + bossy verb + that + base form of verb.The judge ordered that the cop take the accused away.
3. Subject + bossy verb + that + something be done.The judge ordered that the accused be taken away by the cop.
Percentage change:
[(New Value-Old Value)/ Old Value] x 100
Please note: the denominator has "old value".
"whether" generally wins over "if" on GMAT SC.
I am not sure whether it will rain today. : CorrectI am not sure if it will rain today. : Incorrect
"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.
Don't exhaust official material early- it's a common mistake.Save it for the last few weeks.
Don't exhaust official material early- it's a common mistake.Save it for the last few weeks.
60% of the learning comes from analyzing mistakes!
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The error of comma splice occurs when two independent clauses are joined using a comma.Example: Amy sings, she enjoys it.Correct: Amy sings; she enjoys it.
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