# shortcut tricks for problems on averages

0
32
Problem Based on average is play most important role any government or non government competitive exam.But manage time in competitive exam is very difficult task so jobsdukaan try to provide some Important Shortcut Trick Video on Problem based on averages.

### Why Need  Shortcut Trick  for problems on averages

• To understand Concept in easy way.
• Solve problems faster than other competitor.
• Keep track of the time or time saving.
• To gain high score in competitive exam

We all are know that maths is major part of any competitive exam. Maths can leads chance to get good score in competitive exam. Only maths problem can be solve easily within the Second of  time but condition is that needs to do more practices of maths shortcut tricks. It doesn’t meant that without using shortcut trick you can’t solve any maths problem.We all have ability to solve the maths problem without using shortcut tricks. But some of other people may not use traditional method. They always use shortcut trick  in competitive exam preparation.

Visitor are reuested to Watch Viedo carefully. this video will help you to understand Shortcut trick on problem basd on on ages.

### What is Average?

The result obtained by adding several quantities together and then dividing this total by the number of quantities is called Average. The main term of average is equal sharing of a value among all, where it may share persons or things. We obtain the average of a number using formula that is sum of observations divide by Number of observations.
Here is average based some fact and formula and some average shortcut tricks examples. The problem are given in Quantitative Aptitude which is a very essential paper in competitive exam.

### Average Formula

1. Average =

$\frac{\text{Sum of observations}}{\text{Number of observations}}$

2. Average Speed
If a car covers a certain distance at

$x$

kmph and an equal distance at

$y$

kmph. Then, the average speed of the whole journey =

$\frac{2xy}{x+y}$

kmph

We all had  learned basic maths in school. which was enough for high score in school exams. But now day its not enough to gain high score in competitive exams. Now to avoid that situation. We all are need to learn shortcuts trick to solve the problem in seconds of time. Which is help  to gain high score in competitive exams.