Quick navigation Speed formula Time formula Distance formula SI units Solved questions Why speed, distance and time One of the important topics we come across in Math is Speed, Distance and Time and it is not only limited to Math. You will also learn when you will study Physics. It is one of the most […]

## Linear Equation in Two Variables

Quick navigation Linear equation definition Graphical representation Consistent vs inconsistent system of equations Solution of linear equations Definition of Linear equation A linear equation in two variables is defined as ax + by = r Where a and b are the coefficients of linear equation and r is the constant. Any of the constants (a, […]

One of the important topics we come across in Math is work and time. It appears in most of the aptitude tests and therefore is important to learn. Sometimes, the concepts can be a bit difficult to grasp. However, if learnt in a proper way, it can be quite easy and you can save yourself […]

Compound interest is the eighth wonder of the world Albert Einstein What is compound interest: The interest earned on the principal and accumulated interest on earlier periods is known as compound interest. Compound interest makes a sum grow faster than simple interest. Simple interest is different from the compound interest because simple interest does not […]

## Tricks of square root

There are two types of numbers. Perfect square numbers and non-perfect square numbers. First we will understand the tricks for perfect square numbers then we will proceed to non-perfect square numbers. A perfect square number can have only 0, 1, 4, 9, 6 and 5 as a unit digit. Tricks of square root for perfect […]