"N" entities can be arranged on a circle in (N-1)! ways.
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".
On Verbal questions, don't "Select 1 choice."Rather, "Eliminate 4 choices."
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".
60% of the learning comes from analyzing mistakes!
RCs make or break your GMAT.Practice RCs everyday!
Semicolons are used for joining two independent clausesAmy sings; she enjoys it. - Correct!
Key difference between "Assumption statements" and "Strengthening statements" on CR:
Assumption statements are a subset of Strengthening statements.
- A strengthening statement fills the missing link.- An assumption statement fills the missing link and must be true for the argument to hold ground.
1-week gap in prep hurts your progress by 3-weeks.
Don't leave mocks for the end- it's a common mistake.Take a mock every week.
Rhombus is a quadrilateral with all sides equal.Area: 1/2 x diagonal 1 x diagonal 2
If angles of a rhombus become equal, a rhombus becomes a square.- And the diagonals become equal.
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Mocks are not just for testing preparedness.They build stamina/temperament/strategy.They keep you in touch with all topics.PRACTICE MOCKS REGULARLY!
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