Quantitative Aptitude

This chapter introduces students to the number system. It also describes the face and place value of a digit. It also describes the rules of divisibility, methods to find the highest common factor and least common multiple, and about cyclicity rule.

This chapter describes how to find percentages. We will learn how to find the percentage of numbers by applying easy methods. It also explains how to find the multiplier and the successive change.

In this chapter, we will learn how to calculate profit and loss, percentage, mark price, mark-up, discount, and profit and loss margins. It also teaches us how to solve false weights. Further, it contains various practice problems and their solutions.

This chapter teaches us how to calculate simple and compound interest with the help of examples. The effective rate of Interest is also explained in this chapter in detail.

This chapter discusses the concept ratio, proportion, and variation. It also teaches us how to deal with ratios in different formats, how to solve problems based on ages using ratios and with different variations.

The chapter teaches us how to solve problems based on averages and weighted average. This chapter also contains various practice problems with their solutions.

In this chapter, we will learn the application and rules of alligation. We also learn to solve questions based on mixing two or more solutions where quantities or ratios are involved.

In this chapter, we will learn about time and work, pipes and cisterns, works and wages, etc. It also describes the concept of negative work, working on alternate days and also explains chain rule.

This chapter describes the relationship between time, speed, and distance. It also discusses how to calculate average speed and relative speed. Further, it also explains the concept of trains, boats, and streams.

In this chapter, we will learn to solve equations based on one variable and two variables. It also teaches us how to calculate quadratic equations, arithmetic and geometrical progression using formulae.

In this chapter, we will learn to solve problems based on logarithms and indices. It also describes some important properties of logarithm, Laws of indices and surds. This chapter also contains various solved examples for a better understanding.

In this chapter, we will learn the concept of combination and permutation for distinct things and alike things. We will also learn about circular permutation and how to apply it to solve problems.

This chapter explains how to calculate probability and questions based on dice, coin, cards, bags, and balls are also discussed here. It further provides information on continuous and conditional probability.

This chapter describes various two-dimensional and three-dimensional structures along with their properties. It also contains various multiple-choice questions along with the answer keys and explanations.

In this chapter, we will learn to calculate the angle between the hour hand and the minute hand of a clock, how to find the mirror image of a clock, etc. This chapter also contains multiple-choice questions along with the answer keys and explanations.