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Question
Following pictograph represents some surnames of people listed in the telephone directory of a city
| Surname | Number of people  = 100 people |
| Khan |  |
| Patel |  |
| Rao |  |
| Roy |  |
| Saikia |  |
| Singh |  |
Observe the pictograph and answer the following questions:
(a) How many people have surname ‘Roy’?
(b) Which surname appears the maximum number of times in the telephone directory?
(c) Which surname appears the least number of times in the directory?
(d) Which two surnames appear an equal number of times?
Solution
| Surname | Number of people |
| Khan | 3 × 100 + 50 = 350 |
| Patel | 5 × 100 = 500 |
| Rao | 4 × 100 = 400 |
| Roy | 4 × 100 = 400 |
| Salika | 2 × 100 = 200 |
| Singh | 3 × 100 = 300 |
(a) 400 people have surname ‘Roy’.
(b) The surname ‘Patel’ appears the maximum number of times in the telephone directory.
(c) The surname ‘Saikia’ appears the least number of times in the telephone directory.
(d) The surnames ‘Rao’ and ‘Roy’ appear an equal number of times.
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