Bar Diagrams Maths - Aptitude shortcuts for Competitive Exams

A bar Diagram is a chart or we can say virtual pillars who looks like rectangular bars with lengths proportional to the values that they represent. The bars can be plotted vertically or horizontally. bar diagram is a part of data interpretation in bank exams such as ibps, po, sbi, etc.

Bar Diagrams Questions Data Interpretation in Bank - Competitive Exams

its been one of the important part in aptitude or maths subject because bar Diagrams includes 5 marks for only 1 sum. in Bar Chart, Students only required to calculate some of the figures which is mentioned on question portion. kindly note that there are many types of bar charts and bar diagrams in aptitude data interpretation

for example 

GDP of two states 

If the total GDP of BIHAR  is Rs. 1000 crore, then a GDP accounted for by Manufacturing is ?

1. 20 Crore
2. 200 Crore
3. 2 Crore
4. 50 Crore

Ans : (B) 

Part of Manufacturing sector includes 20% in all over GDP of Bihar so 1000 * 20% = 200.

Notes to be remembered in Bar Chart data interpretation 

• students needs to practice hard on multiplication, calculation and division
• focus on both vertical and horizontal bars and what it wants to say
• there may be totally different pattern in bar diagrams but solution will be the same  

Examples Bar Charts in Data Interpretation 

The following bar chart represents the GDP of different states or cities during the half decades 2001 - 2005 and 2006 - 2010. all that figures are in Rs. millions

Which of the states or cities listed below accounts for the maximum GDP during the half decade 2006 to 2010 ?

The GDP of kolkata  is what fraction of GDP of the Gujarat  for the decade (approximately) ?

Which of the cities  listed below accounts for the highest GDP during the half decade 2001 to 2005 ?

Out of every Rs. 10,000 spent during the decade 2001 - 2010 approximately how much was the GDP of kerala  during the half decade 2001 - 2005 ?

solve this questions and answer it on comment section