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Data Interpretation Bar Graphs
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In this lesson Aishwarya discusses various questions which appeared in the UPSC CSE preliminary examination GS paper 2 from the topic data interpretation.

Aishwarya Nair
Cleared half a dozen government exams. Presently at Railways. Former faculty at KAS Mentor. Follow for Exam preparation strategies.

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Very nice way, solved problems, awesome maim
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1. DI: Graphs Course: Crash Course on CSAT for UPSC CSE Presented by Aishwarya Nair

2. The graph below depicts the earnings of A and B over the period 2000 to 2010: 2000 2007 2010 Years From the graph, which one of the following can be concluded? (a) On the average A earned more than B Cb On the average B earned more than A (c The earnings of A and B were equal (d The earnings of A were less as during this period. during this period during this period. compared to B during this period.

3. 9. The proportion of expenditure on various items by two families A and B are representecd in the following Bar Charts: 10% Food 50% Food 60% Other items 30% Other items 30 20 Education Education Family A Family B Total expenditure: Total expenditure : 20,000 per month 1,00,000 per month From these charts, we can conclude that (a) Family A spent more money on food than Family Cb) Famly B spen more money on food than Family A (c) Family A and Faily B spent the same amount on fooc (d) The expenditure on food y Family A and Family B cannot be compared

4. Year-wise variation of the price of a certain commodity is shown in the foilowing graph: 58. 50 40 2. 30 s 20 10 1 1980 19902000 2010 Years The price of the commodity in the year 1990 (a) must have been 10/- (b) must have been 12. (c must have been anywhere between 10. and 20/- (d) is higher than that in the year 1991