Population literacy composition: Combine adult/child ratios and percentages to find overall literacy. Adults : children = 2 : 3 in the city. Adults are 40% illiterate (so 60% literate); children are 85% literate. What percentage of the total population is literate? Choose the correct percentage.
Verbal Reasoning
Arithmetic Reasoning
Difficulty: Easy
Choose an option
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A20%
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B25%
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C50%
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D75%
Answer
Correct Answer: 75%
Explanation
Assume a convenient baseLet adults = 2k and children = 3k ⇒ total = 5k.
Literate countsAdults literate = 60% of 2k = 1.2k.Children literate = 85% of 3k = 2.55k.Total literate = 1.2k + 2.55k = 3.75k.
Overall percentage(3.75k / 5k) × 100% = 75%.
Final Answer75%