The table shows the percentage distribution of readers of an IT magazine in 2019 and 2023 across six cities A to F.
| City | 2019 (%) | 2023 (%) |
|---|---|---|
| A | 10 | 15 |
| B | 14 | 16 |
| C | 17 | 28 |
| D | 9 | 10 |
| E | 24 | 9 |
| F | 26 | 22 |
If the number of readers from City-D in the years 2019 and 2023 were 77,400 and 1,14,000 respectively, then what is the difference between the number of readers from City-F in the year 2019 and that in 2023?
A24,800
B27,200 ✓ Correct
C28,400
D33,600
Correct answer: (B) 27,200
Explanation
The difference is 27,200, so that is the answer.
City D is 9 percent in 2019 and equals 77,400, so the 2019 total is 8,60,000.
City F is 26 percent of the 2019 total, which is 2,23,600.
City D is 10 percent in 2023 and equals 1,14,000, so the 2023 total is 11,40,000.
City F is 22 percent of the 2023 total, which is 2,50,800.
The difference between 2,50,800 and 2,23,600 is 27,200.
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