In 2010, male literacy in a district was 78% and female literacy 60%. By 2020, male literacy rose to 85% and female literacy to 73%. Calculate the absolute increase and the percentage increase in female literacy over this period.
Answer
Absolute increase = 13%; Percentage increase ≈ 21.67%
The correct answer is Absolute increase = 13%; Percentage increase ≈ 21.67% — State both results clearly.
Step-by-step solution
- Find the absolute increase: 73% - 60% = 13%.
- Use formula for percentage increase: (increase ÷ original) × 100.
- Compute: (13 ÷ 60) × 100 = 21.6667% ≈ 21.67%.
- State both results clearly.
Common mistake: Using percentage increase formula incorrectly with final value instead of original
Concept tested: Calculating literacy improvements
Published · How this solution was prepared and checked
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