The following table shows the number of people (in lakhs) living in five different cities A-E along…
Group II of city A is \(\frac{3}{6}\times14.4 = 7.2\) lakh and of city B \(\frac{3}{8}\times16 = 6\) lakh, a total of 13.2 lakh. Group III of city C is…
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The following table shows the number of people (in lakhs) living in five different cities A-E along with the ratio of number of people in three different age groups I, II and III among them. People are classified in three age groups as Group-I: 0 to less than 21 years; Group-II: 21 to less than 41 years and Group-III: 41 years and above. Based on the data in the table, answer the question.
| City-wise Number of People | ||
|---|---|---|
| City | Number of people (in lakhs) | Ratio of Number of people in Age-groups I: II: III |
| A | 14.4 | 1: 3: 2 |
| B | 16 | 2: 3: 3 |
| C | 19.2 | 1: 1: 2 |
| D | 12.8 | 3: 1: 4 |
| E | 12 | 1: 3: 1 |
Question: The difference between the total number of people in age group II of city A and B together and age group III of city C and E together is
Answer and explanation
Correct answer B
Group II of city A is lakh and of city B lakh, a total of 13.2 lakh. Group III of city C is lakh and of city E lakh, a total of 12 lakh. The difference is lakh.
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