Derivation, logic and formula to find the product of all factors of a positive integer. The method to find the product of all factors of a number: Step 1: Compute the number of factors for the number. Step 2: The product of all factors of the number including 1...

# Tag Archive for: gmat video lessons

## GMAT Statistics Lesson Video #6 | Statistics & Averages | Revision and Recap

GMAT Online Coaching | GMAT Statistics & Averages | Chapter Revision and Recap A 10 minute recap and revision of all the concepts covered in the 20+ videos in this topic. What is covered? 1. How to compute average, sum and number of elements? 2. What is the standard...

## GMAT Statistics Practice Question #16 | Median Salary | GMAT 700 Level Question

GMAT Preparation Online | GMAT Statistics Practice Question #16 | A GMAT 700 level medium difficulty problem solving practice question in continuous distribution. Decoding the information given and representing them in a schematic will help you crack questions of this kind effectively. Question In a company, 58% of all...

## GMAT Statistics Practice Question #14 | Lying within 1 Standard Deviation of Mean

GMAT Preparation Online | GMAT Statistics Practice Question #14 | Standard Deviation Practice Question A GMAT 650 to 700 level medium difficulty problem solving practice question in standard deviation. The question helps consolidate the idea of finding observations that lie within one standard deviation of the mean. Question Consider...

## GMAT Statistics Lesson Video #5 | Standard Deviation | Method and Properties

GMAT Online Preparation | GMAT Standard Deviation | Theory and Practice This one is a long video. This GMAT SD video is structured as follows 1. How to find standard deviation? Method 1 to find SD 2. Alternative method to find standard deviation. Verifying that the SD obtained in...

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## GMAT Statistics Practice Question #11 | Mean & Median | GMAT 700 to 750 Level

GMAT Online Preparation | GMAT Statistics Practice Question # 11 A GMAT 700 to 750 level statistics and averages problem solving practice question. The only systematic way to solve a question of this kind is by iteration. I have gone through all steps of the iteration while explaining the...

## GMAT Averages & Number Properties Practice #8 | Place Values of Numbers | 700 Level

GMAT Online Course | GMAT Statistics & Number Properties Practice #8 A 700 level GMAT problem solving practice question that covers concepts in averages and number properties, specifically place value of numbers. Question Aaron was asked to calculate the arithmetic mean of 10 positive integers each of which had...

## GMAT Averages 550 Level Practice #3 | Average & Linear Equations

GMAT Online Course | GMAT Statistics & Average Practice #3 A 550 level GMAT problem solving word problem in statistics and averages. The question entails framing few linear equations based on data available about averages and solve these equations to find the answer. Question The average weight of A...

## GMAT Mixtures | Removing & Replacing Formula | Practice Question #8

GMAT Online Course | GMAT Ratio Mixtures | Theory & Practice Formula to compute the final ratio of elements in a mixture when a part of the mixture is removed and replaced with one of the elements and the process is repeated. The number repetition tested in the GMAT...

## GMAT Profits Practice Question #8 | 650 Level Word Problem | Profit Percent

GMAT Online Course | Profits Practice Question #8 A GMAT 650 level problem solving question. A word problem to compute profit percent. Concept: Compute cost price if the selling price and profit percentage or loss percentage is given. The solution uses the proportions method to find the cost price...

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