Question : Direction: The table given below shows the percentage of literate people in 6 cities. This table also shows the ratio of males to females among literate people.
| City | Percentage of literate people | Males : Females |
| 1 | 80 | 4 : 5 |
| 2 | 85 | 7 : 4 |
| 3 | 78 | 3 : 2 |
| 4 | 63 | 1 : 1 |
| 5 | 92 | 9 : 7 |
| 6 | 58 | 2 : 3 |
Percentage of literate people of any city = $\frac{\text{Literate people of the city}}{\text{total population of the city}} × 100$
If the total population of city 4 is 6,00,000, then how many literate people are there in city 4?
Option 1: 4,80,000
Option 2: 3,78,000
Option 3: 4,68,000
Option 4: 3,48,000
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Correct Answer: 3,78,000
Solution :
In city 4, The number of literate persons is 63% of 6,00,000.
which is equal to $63 × \frac{600000}{100}=378000$
So, City 4 has 3,78,000 literate residents.
Hence, the correct answer is 3,78,000
