The following bar graph shows the number of family members in a house in a particular society. a) What is the highest number of family members that are living in a house? b) How many people live alone? c) How many houses have 6 family members? d) What is the total number of houses in the society? e) What is the total number of people in the society?
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(i) The bar graph shows the number of members in each of the 85 families.
(ii) 40 families have three members each.
(iii) Number of people living alone = 85 − (5+40+25+15)
= 85 − 85
= 0
(iv) The most common family is that with three members.
Each such family has three members
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