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A class has 40 students. 25% are absent. The number present is
A30
B25 only
C35 only
D15 only
Answer & Solution
Correct answer: A. 30
1. Absent = 25% of 40 = (25/100) * 40 = 10.
2. Present = 40 - 10.
3. = 30 students.
4. So 30 students are present.
_Source: Selina Concise Mathematics Class 8, Ch 9 Percent and Percentage (Mistral OCR'd PDF), section on percent application_
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