For six schools A–F (2019–2022): boys percentage among Board exam candidates and the boys−girls difference. Only the stated entries are given.
| School | Year | Boys (%) | Boys − Girls Difference |
|---|---|---|---|
| E | 2019 | 75% | 280 |
| E | 2020 | 60% | 136 |
| E | 2021 | 70% | 264 |
| E | 2022 | 66% | 224 |
| C | 2019 | 44% | 60 |
| C | 2020 | 55% | 24 |
| A | 2020 | 60% | 70 |
| B | 2020 | 48% | 18 |
| B | 2022 | 60% | 90 |
| D | 2020 | 57% | 84 |
| F | 2019 | 44% | 90 |
| F | 2020 | 56% | 96 |
In the year 2019, the number of students appearing from school F is what percent more than the number of students appearing from school C?
A40
B66.66
C20
D50 ✓ Correct
Correct answer: (D) 50
Explanation
The students from school F are 50 percent more than from school C in 2019.
In school F in 2019 the difference 90 is 12 percent of the total, so the total is 750.
In school C in 2019 the difference 60 is 12 percent of the total, so the total is 500.
The difference in totals is 750 minus 500, which is 250.
The percentage more is measured against the school C total of 500.
250 divided by 500 times 100 is 50 percent.
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