"Circular Reasoning"- The fallacy of assuming a conclusion to be true, in reaching the conclusion.
A favorite GMAT CR fallacy.
Example: Jack cannot lie because Jack always tells the truth.Example: A is true because B is true; B is true because A is true.
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".
RCs make or break your GMAT.Practice RCs everyday!
60% of the learning comes from analyzing mistakes!
Don't leave mocks for the end- it's a common mistake.Take a mock every week.
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.
Irrational: Can’t be presented in p/q form, where p and q are integers. Ex: √3, Pi
Rational: Can be presented in p/q form, where p and q are integers. Ex: 2, 0.45, 3/7, etc.