Maria did a survey where she asked all the children in her school to name their favourite pet. The results are shown in the pie chart:

If 720 children said that their favourite pet was a Dog, Find the total number of children surveyed.

500

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600

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800

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2000

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Solution

The correct option is D
2000

On observing the graph, we see that 36% of the children liked dog.

So, Let the total number of children be x, 36% of x = 720

$x = \frac{720 \times 100}{36} = 2000$

Total number of children = 2000

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