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1.  The graph shows the production of food grains of a country in different. Study the graph and answer the questions.
Direction image of Bar Chart chapter
The difference of the production of food grains for the year 1981 and 1985 is:

Solution:
Difference of production of 1981 and 1985
= 35 - 30
= 5 × 1000
= 5000 tonnes

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