Question
A small city has 4000 people. 60% are males, and 40% of
these males are literate. If 30% of the total population is literate, find the percentage of illiterate females.Solution
ATQ, Number of illiterate males = 0.6 × 0.6 × 4000 = 1440 Number of illiterate females = (0.7 × 4000) – 1440 = 1360 Total number of females = 0.4 × 4000 = 1600 Required percentage = (1360/1600) × 100 = 85%
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