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Probability Theory

Permutations and Combinations

In this post, you will learn about fundamental counting principle, permutation and combination and their relation, circular permutations, permutations when some are…

3 min read

Time Speed and Distance

Problems on Trains

Problems on trains is an application of Time, speed and distance. In this post, we look at the important points on time,…

2 min read

Time Speed and Distance

Time and Work

In this topic, we will teach you how to solve the various kinds of problems based on time and work. We shared…

1 min read

Time Speed and Distance

Boats and Streams

Boats and Streams is an application of the problems based on Time, Speed and Distance. In this topic, you will learn how…

1 min read

Time Speed and Distance

Problems on Time, Speed and Distance

An important topic with application in problems on trains, boats and streams, circular motion etc. The entire topic revolves around one formula…

2 min read

Ratio and Proportion

Compound Interest

In this topic we will learn to solve problems which are concerned with finding the interest on the amount that is originally…

3 min read

Ratio and Proportion

Simple Interest

You lend some amount of money to a person for a certain period of time upon the condition that the borrower pays…

2 min read