What is the total population of the city (in lakhs)?
Consider the following data:<br>The table below gives the age-wise population percentage of a city:<br><table> <thead> <tr> <th>Age group</th> <th>Percentage</th> </tr> </thead> <tbody> <tr> <td>Below 30 years</td> <td>14.00</td> </tr> <tr> <td>30-34.99</td> <td>29.75</td> </tr> <tr> <td>35-39.99</td> <td>26.25</td> </tr> <tr> <td>40-44.99</td> <td>0</td> </tr> <tr> <td>45-49.99</td> <td>18.50</td> </tr> <tr> <td>50 years and above</td> <td>11.50</td> </tr> </tbody> </table><br>The number of persons below the age of 40 years is 10.5 lakhs.
- A. 21
- B. 18
- C. 15 ✓
- D. 12
Correct Answer: C. 15
Explanation
Summing the percentages for below 40 years: 14.00\% + 29.75\% + 26.25\% = 70\%. We are given 70\% of the total population = 10.5 lakhs. Total population = 10.5 \times \frac{100}{70} = 15 lakhs.
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