Arithmetichard · Past Paper
In a town, 40% of people are illiterate and 60% are poor. Among the rich, 10% are illiterate. What percentage of the poor population is illiterate?
A40%
B60%
C50%
D30%
✓ Correct Answer: B — 60%
Rich = 40%. Illiterate rich = 10% of 40 = 4. Total illiterate = 40. Illiterate poor = 40 - 4 = 36. % of poor who are illiterate = (36/60) * 100 = 60%.
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