GMAT - Theoretical Questions

What are Proper fractions, Improper Fractions and Mixed Numbers

What is the Least Common Denominator (LCD)

What are the 2 important types of simplification?

What is a Reciprocal? What are the important types of reciprocals?

What are the names of the decimal places and non-decimal places?

What is the Rule Of Contrary?

What are two important concepts in factorials?

What is the Rule of Division of Tables?

What is by definition, a perfect square?

What is the Rule of the Last Digit?

All perfect squares end in the following digits (0,1,4,5,6,9).

What is the Rule of Equivalent Fractions?

What are the Rules of Sum and Subtraction of a constant from the numerator and denominator?

What are Square roots and Principle Square Roots?

What are Natural, Whole Numbers and Integers?

What is X in terms of Y

What are the 3 quadratic entities

(X-Y)/(X-Y) and (X-Y)/(Y-X)

1 and -1

What can we say about the quadratic formula? And its discriminant?

What are Vieta´s Formulas?

What is the C trap? (9n+5m=81. 5p+8w=54)