Tag Archives: CAT quant

CAT quant with Chandra-4

Expressing a Number as a product of two natural numbers And applications This video deals with the basics of finding the number of ways of writing a number as a product of two natural numbers. It explains the difference between … Continue reading

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Cicular Arrangement

CQ with Chandra is back . Circular Arrangements and Beyond A subtopic of Permutation and Combination with focus on determining the number of ways of arranging a set number of people around a circular / Square/Rectangular table.

Posted in Permutations and Combinations, Quantitative Aptitude and Mathematics | Tagged , , , , | 10 Comments

Uncut : Geometry Theory 9

Quadrilaterals ||ograms Rhombus ,

Posted in Geometry, Quantitative Aptitude and Mathematics | Tagged , , , , , , , , | 71 Comments

Uncut : Geometry Theory 8

Theory of Parallel lines and Basic proportionality theorem

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Quant Section Test Day 8

Quant Section Test Day 8: The test need to be solved in 45-50 minutes and after the time ends, rest of the questions should be attempted.

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Uncut Geometry Theory 5

Application of Median/ Angle Bisector /Perpendicular Bisector in Isosceles and Equilateral Triangles Equilateral Triangles Practice Questions: 1. Find the length of median of an Equilateral triangle ABC if the side AB = 20 units. 2. Find the length of side … Continue reading

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Uncut : Geometry Theory 4

Inside and around the Triangle Medians and applications Angle Bisector and applications Perpendicular Bisector Practice Questions: 1. Two sides of a triangle are 0.5 cm and 3cm. The third side of the triangle is of integral units. A median is … Continue reading

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Uncut: Geometry Theory 3

Right Angled Triangles and properties Practice Questions: 1. If the greatest side of right-angled triangle is 50 and one side is given as 14, find the third side. 2. If the greatest side of right-angled triangle is 7.5 and one … Continue reading

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Uncut: Geometry Theory 2

Right Angled Triangles and Similarity Pre-Reading: Uncut: Geometry Theory Practice Questions: 1. In a right-angled triangle ABC (with B being 90 degrees), DE is drawn parallel to BC. Area of triangle ADE is 36 square units, while area of quadrilateral … Continue reading

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Uncut: Geometry Theory 1

Similar Triangles and Properties Practice questions: 1. If the area of two similar triangles ABC and PQR is given as 196 square units and 100 square units respectively. If the length of AB is 7 units, find the length of … Continue reading

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Uncut :Quant Section test 2

A ten digit number N is divisible by both 72 and 88. If N = x123y4566z, then how many distinct values of N are possible? a. 1                b. 5                       c. 10                     d. 6                       e. 4 2.    A pentagon ABCDE is … Continue reading

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Weighted averages visuals

Mixtures and allegations , Weighted averages ,scale methods or by any other name. As is our wont , this post too is bottoms up i.e we start with the simplest idea and build along adding various factors of difficulty as … Continue reading

Posted in Arithmetic, Quantitative Aptitude and Mathematics | Tagged , , , , , , | 24 Comments

higher prejudice

Click the image to launch the mini lesson.

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Application of Number of Factors (Part I)

After learning how to find number of factors, now we will see some of its tricky applications. Let us start with the basic funda: If we know a natural number in the factorised form, we can find out the number … Continue reading

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FACTORIALS:

FACTORIALS AND ITS APPLICATIONS: Today, we are going to learn about the factorials and their various applications. But, before we start, we should know the values of factorials up till 6 which will be useful in our calculations. n! = … Continue reading

Posted in Number system, Quantitative Aptitude and Mathematics | Tagged , , , , | 130 Comments