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Population of a town rises from 8000 to 9200. The increase percent is
A12% only
B15%
C10% only
D20% only
Answer & Solution
Correct answer: B. 15%
1. Increase = 9200 - 8000 = 1200.
2. Increase % = (1200/8000) * 100.
3. = 15%.
4. Hence the increase is 15%.
_Source: Selina Concise Mathematics Class 8, Ch 9 Percent and Percentage (Mistral OCR'd PDF), section on increase percent_
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