# Permutations, Math Formulas For GMAT Notes | Study Quantitative Aptitude for GMAT - GMAT

## GMAT: Permutations, Math Formulas For GMAT Notes | Study Quantitative Aptitude for GMAT - GMAT

The document Permutations, Math Formulas For GMAT Notes | Study Quantitative Aptitude for GMAT - GMAT is a part of the GMAT Course Quantitative Aptitude for GMAT.
All you need of GMAT at this link: GMAT

MATH FORMULAS

Permutations:

Note: Multiple events means multiply! This rule applies to ALL permutation, combination and probability questions in some way.

No math formula required. Draw a picture, keep track of the results and multiply

Combinations:

Combination Formula

= Number of items
= Number of items to be selected

Example:

Probability:

Probability =

“and” = Multiply

Example:

The document Permutations, Math Formulas For GMAT Notes | Study Quantitative Aptitude for GMAT - GMAT is a part of the GMAT Course Quantitative Aptitude for GMAT.
All you need of GMAT at this link: GMAT
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## Quantitative Aptitude for GMAT

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