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Question

Study the bar graph and answer the question given below:
In how many of the given years was the production of oil more than average production of the given years?

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A
1
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B
2
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C
3
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D
4
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Solution

The correct option is B $$3$$
Average production (in $$1000$$ tonnes) over the given years will be
$$\cfrac{1}{7}[15 + 30 + 20 + 40 + 50 + 30 + 60]$$
= $$\cfrac{245}{7} = 35$$
So, the production in the years $$2009, 2010, 2012$$ are more than the average production.

Maths

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