Looking at the bar graph given below, find which surname has the maximum number of people in the telephone directory of a city.

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Khan

Patel

Rao

Roy

answer is B.

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Detailed Solution

As we can see in the bar graph, the x-axis represents the surname and the y-axis represents the number of people in the telephone directory of a city.
Question Image

Taking 1 unit length = 100 people, we have got the following data:
The number of people with the surname Khan = 350.
The number of people with the surname Patel = 500.
The number of people with the surname Rao = 400.
The number of people with the surname Roy = 400.
The number of people with the surname Saikia = 200.
The number of people with the surname Singh = 300.
From the given data, the surname Patel has the maximum number of people.
Therefore, option (2) is correct.

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